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authorAnton Arapov <anton@redhat.com>2012-09-17 10:22:51 +0200
committerAnton Arapov <anton@redhat.com>2012-09-17 10:22:51 +0200
commit4f87faf0a40754afe619316ef1e5980a1811d883 (patch)
treef180d9676de51ac3f4cc085cd715055dd81e19fc /fs
parent68b33af744b7b4d4f08a01088b0662373c2186d7 (diff)
downloadkernel-uprobes-4f87faf0a40754afe619316ef1e5980a1811d883.zip
kernel-uprobes-4f87faf0a40754afe619316ef1e5980a1811d883.tar.gz
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fedora kernel: 5006e294cad99968b73c89679431ab73ec6bd0bav3.6.0-0.rc5.git3.1
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/ecryptfs/file.c10
-rw-r--r--fs/ecryptfs/inode.c5
-rw-r--r--fs/ecryptfs/main.c1
-rw-r--r--fs/gfs2/file.c31
-rw-r--r--fs/gfs2/inode.c8
-rw-r--r--fs/gfs2/rgrp.c66
-rw-r--r--fs/nfs/file.c4
-rw-r--r--fs/nfs/inode.c2
-rw-r--r--fs/nfs/nfs3proc.c2
-rw-r--r--fs/nfs/nfs4file.c4
-rw-r--r--fs/nfs/nfs4proc.c55
-rw-r--r--fs/nfs/nfs4xdr.c17
-rw-r--r--fs/nfs/super.c2
-rw-r--r--fs/stat.c2
14 files changed, 118 insertions, 91 deletions
diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c
index 44ce5c6..d45ba45 100644
--- a/fs/ecryptfs/file.c
+++ b/fs/ecryptfs/file.c
@@ -275,8 +275,14 @@ out:
static int ecryptfs_flush(struct file *file, fl_owner_t td)
{
- return file->f_mode & FMODE_WRITE
- ? filemap_write_and_wait(file->f_mapping) : 0;
+ struct file *lower_file = ecryptfs_file_to_lower(file);
+
+ if (lower_file->f_op && lower_file->f_op->flush) {
+ filemap_write_and_wait(file->f_mapping);
+ return lower_file->f_op->flush(lower_file, td);
+ }
+
+ return 0;
}
static int ecryptfs_release(struct inode *inode, struct file *file)
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index 534b129..cc7709e 100644
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -619,6 +619,7 @@ ecryptfs_rename(struct inode *old_dir, struct dentry *old_dentry,
struct dentry *lower_old_dir_dentry;
struct dentry *lower_new_dir_dentry;
struct dentry *trap = NULL;
+ struct inode *target_inode;
lower_old_dentry = ecryptfs_dentry_to_lower(old_dentry);
lower_new_dentry = ecryptfs_dentry_to_lower(new_dentry);
@@ -626,6 +627,7 @@ ecryptfs_rename(struct inode *old_dir, struct dentry *old_dentry,
dget(lower_new_dentry);
lower_old_dir_dentry = dget_parent(lower_old_dentry);
lower_new_dir_dentry = dget_parent(lower_new_dentry);
+ target_inode = new_dentry->d_inode;
trap = lock_rename(lower_old_dir_dentry, lower_new_dir_dentry);
/* source should not be ancestor of target */
if (trap == lower_old_dentry) {
@@ -641,6 +643,9 @@ ecryptfs_rename(struct inode *old_dir, struct dentry *old_dentry,
lower_new_dir_dentry->d_inode, lower_new_dentry);
if (rc)
goto out_lock;
+ if (target_inode)
+ fsstack_copy_attr_all(target_inode,
+ ecryptfs_inode_to_lower(target_inode));
fsstack_copy_attr_all(new_dir, lower_new_dir_dentry->d_inode);
if (new_dir != old_dir)
fsstack_copy_attr_all(old_dir, lower_old_dir_dentry->d_inode);
diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
index 2768138..9b627c1 100644
--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -162,6 +162,7 @@ void ecryptfs_put_lower_file(struct inode *inode)
inode_info = ecryptfs_inode_to_private(inode);
if (atomic_dec_and_mutex_lock(&inode_info->lower_file_count,
&inode_info->lower_file_mutex)) {
+ filemap_write_and_wait(inode->i_mapping);
fput(inode_info->lower_file);
inode_info->lower_file = NULL;
mutex_unlock(&inode_info->lower_file_mutex);
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index d1d791e..382000f 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -323,6 +323,29 @@ static long gfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
}
/**
+ * gfs2_size_hint - Give a hint to the size of a write request
+ * @file: The struct file
+ * @offset: The file offset of the write
+ * @size: The length of the write
+ *
+ * When we are about to do a write, this function records the total
+ * write size in order to provide a suitable hint to the lower layers
+ * about how many blocks will be required.
+ *
+ */
+
+static void gfs2_size_hint(struct file *filep, loff_t offset, size_t size)
+{
+ struct inode *inode = filep->f_dentry->d_inode;
+ struct gfs2_sbd *sdp = GFS2_SB(inode);
+ struct gfs2_inode *ip = GFS2_I(inode);
+ size_t blks = (size + sdp->sd_sb.sb_bsize - 1) >> sdp->sd_sb.sb_bsize_shift;
+ int hint = min_t(size_t, INT_MAX, blks);
+
+ atomic_set(&ip->i_res->rs_sizehint, hint);
+}
+
+/**
* gfs2_allocate_page_backing - Use bmap to allocate blocks
* @page: The (locked) page to allocate backing for
*
@@ -382,8 +405,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
if (ret)
return ret;
- atomic_set(&ip->i_res->rs_sizehint,
- PAGE_CACHE_SIZE >> sdp->sd_sb.sb_bsize_shift);
+ gfs2_size_hint(vma->vm_file, pos, PAGE_CACHE_SIZE);
gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
ret = gfs2_glock_nq(&gh);
@@ -663,7 +685,8 @@ static ssize_t gfs2_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
if (ret)
return ret;
- atomic_set(&ip->i_res->rs_sizehint, writesize >> sdp->sd_sb.sb_bsize_shift);
+ gfs2_size_hint(file, pos, writesize);
+
if (file->f_flags & O_APPEND) {
struct gfs2_holder gh;
@@ -789,7 +812,7 @@ static long gfs2_fallocate(struct file *file, int mode, loff_t offset,
if (unlikely(error))
goto out_uninit;
- atomic_set(&ip->i_res->rs_sizehint, len >> sdp->sd_sb.sb_bsize_shift);
+ gfs2_size_hint(file, offset, len);
while (len > 0) {
if (len < bytes)
diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
index 4ce22e5..753af3d 100644
--- a/fs/gfs2/inode.c
+++ b/fs/gfs2/inode.c
@@ -1722,7 +1722,9 @@ static int gfs2_setxattr(struct dentry *dentry, const char *name,
gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
ret = gfs2_glock_nq(&gh);
if (ret == 0) {
- ret = generic_setxattr(dentry, name, data, size, flags);
+ ret = gfs2_rs_alloc(ip);
+ if (ret == 0)
+ ret = generic_setxattr(dentry, name, data, size, flags);
gfs2_glock_dq(&gh);
}
gfs2_holder_uninit(&gh);
@@ -1757,7 +1759,9 @@ static int gfs2_removexattr(struct dentry *dentry, const char *name)
gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
ret = gfs2_glock_nq(&gh);
if (ret == 0) {
- ret = generic_removexattr(dentry, name);
+ ret = gfs2_rs_alloc(ip);
+ if (ret == 0)
+ ret = generic_removexattr(dentry, name);
gfs2_glock_dq(&gh);
}
gfs2_holder_uninit(&gh);
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 4d34887..c9ed814 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -1961,7 +1961,7 @@ static void gfs2_rgrp_error(struct gfs2_rgrpd *rgd)
* @dinode: 1 if this block is a dinode block, otherwise data block
* @nblocks: desired extent length
*
- * Lay claim to previously allocated block reservation blocks.
+ * Lay claim to previously reserved blocks.
* Returns: Starting block number of the blocks claimed.
* Sets *nblocks to the actual extent length allocated.
*/
@@ -1970,19 +1970,17 @@ static u64 claim_reserved_blks(struct gfs2_inode *ip, bool dinode,
{
struct gfs2_blkreserv *rs = ip->i_res;
struct gfs2_rgrpd *rgd = rs->rs_rgd;
- struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
struct gfs2_bitmap *bi;
u64 start_block = gfs2_rs_startblk(rs);
const unsigned int elen = *nblocks;
- /*BUG_ON(!gfs2_glock_is_locked_by_me(ip->i_gl));*/
- gfs2_assert_withdraw(sdp, rgd);
- /*BUG_ON(!gfs2_glock_is_locked_by_me(rgd->rd_gl));*/
bi = rs->rs_bi;
gfs2_trans_add_bh(rgd->rd_gl, bi->bi_bh, 1);
for (*nblocks = 0; *nblocks < elen && rs->rs_free; (*nblocks)++) {
- /* Make sure the bitmap hasn't changed */
+ if (gfs2_testbit(rgd, bi->bi_bh->b_data + bi->bi_offset,
+ bi->bi_len, rs->rs_biblk) != GFS2_BLKST_FREE)
+ break;
gfs2_setbit(rgd, bi->bi_clone, bi, rs->rs_biblk,
dinode ? GFS2_BLKST_DINODE : GFS2_BLKST_USED);
rs->rs_biblk++;
@@ -1991,20 +1989,12 @@ static u64 claim_reserved_blks(struct gfs2_inode *ip, bool dinode,
BUG_ON(!rgd->rd_reserved);
rgd->rd_reserved--;
dinode = false;
- trace_gfs2_rs(ip, rs, TRACE_RS_CLAIM);
}
- if (!rs->rs_free) {
- struct gfs2_rgrpd *rgd = ip->i_res->rs_rgd;
-
+ trace_gfs2_rs(ip, rs, TRACE_RS_CLAIM);
+ if (!rs->rs_free || *nblocks != elen)
gfs2_rs_deltree(rs);
- /* -nblocks because we haven't returned to do the math yet.
- I'm doing the math backwards to prevent negative numbers,
- but think of it as:
- if (unclaimed_blocks(rgd) - *nblocks >= RGRP_RSRV_MINBLKS */
- if (unclaimed_blocks(rgd) >= RGRP_RSRV_MINBLKS + *nblocks)
- rg_mblk_search(rgd, ip);
- }
+
return start_block;
}
@@ -2037,34 +2027,34 @@ int gfs2_alloc_blocks(struct gfs2_inode *ip, u64 *bn, unsigned int *nblocks,
if (ip->i_res->rs_requested == 0)
return -ECANCELED;
- /* Check if we have a multi-block reservation, and if so, claim the
- next free block from it. */
+ /* If we have a reservation, claim blocks from it. */
if (gfs2_rs_active(ip->i_res)) {
BUG_ON(!ip->i_res->rs_free);
rgd = ip->i_res->rs_rgd;
block = claim_reserved_blks(ip, dinode, nblocks);
- } else {
- rgd = ip->i_rgd;
+ if (*nblocks)
+ goto found_blocks;
+ }
- if (!dinode && rgrp_contains_block(rgd, ip->i_goal))
- goal = ip->i_goal - rgd->rd_data0;
- else
- goal = rgd->rd_last_alloc;
-
- blk = rgblk_search(rgd, goal, GFS2_BLKST_FREE, &bi);
-
- /* Since all blocks are reserved in advance, this shouldn't
- happen */
- if (blk == BFITNOENT) {
- printk(KERN_WARNING "BFITNOENT, nblocks=%u\n",
- *nblocks);
- printk(KERN_WARNING "FULL=%d\n",
- test_bit(GBF_FULL, &rgd->rd_bits->bi_flags));
- goto rgrp_error;
- }
+ rgd = ip->i_rgd;
- block = gfs2_alloc_extent(rgd, bi, blk, dinode, nblocks);
+ if (!dinode && rgrp_contains_block(rgd, ip->i_goal))
+ goal = ip->i_goal - rgd->rd_data0;
+ else
+ goal = rgd->rd_last_alloc;
+
+ blk = rgblk_search(rgd, goal, GFS2_BLKST_FREE, &bi);
+
+ /* Since all blocks are reserved in advance, this shouldn't happen */
+ if (blk == BFITNOENT) {
+ printk(KERN_WARNING "BFITNOENT, nblocks=%u\n", *nblocks);
+ printk(KERN_WARNING "FULL=%d\n",
+ test_bit(GBF_FULL, &rgd->rd_bits->bi_flags));
+ goto rgrp_error;
}
+
+ block = gfs2_alloc_extent(rgd, bi, blk, dinode, nblocks);
+found_blocks:
ndata = *nblocks;
if (dinode)
ndata--;
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 75d6d0a..6a7fcab 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -287,10 +287,12 @@ nfs_file_fsync(struct file *file, loff_t start, loff_t end, int datasync)
struct inode *inode = file->f_path.dentry->d_inode;
ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
+ if (ret != 0)
+ goto out;
mutex_lock(&inode->i_mutex);
ret = nfs_file_fsync_commit(file, start, end, datasync);
mutex_unlock(&inode->i_mutex);
-
+out:
return ret;
}
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index c6e895f..9b47610 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -154,7 +154,7 @@ static void nfs_zap_caches_locked(struct inode *inode)
nfsi->attrtimeo = NFS_MINATTRTIMEO(inode);
nfsi->attrtimeo_timestamp = jiffies;
- memset(NFS_COOKIEVERF(inode), 0, sizeof(NFS_COOKIEVERF(inode)));
+ memset(NFS_I(inode)->cookieverf, 0, sizeof(NFS_I(inode)->cookieverf));
if (S_ISREG(mode) || S_ISDIR(mode) || S_ISLNK(mode))
nfsi->cache_validity |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL|NFS_INO_REVAL_PAGECACHE;
else
diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index d6b3b5f..6932209 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -643,7 +643,7 @@ nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
u64 cookie, struct page **pages, unsigned int count, int plus)
{
struct inode *dir = dentry->d_inode;
- __be32 *verf = NFS_COOKIEVERF(dir);
+ __be32 *verf = NFS_I(dir)->cookieverf;
struct nfs3_readdirargs arg = {
.fh = NFS_FH(dir),
.cookie = cookie,
diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c
index acb65e7..eb5eb8e 100644
--- a/fs/nfs/nfs4file.c
+++ b/fs/nfs/nfs4file.c
@@ -96,13 +96,15 @@ nfs4_file_fsync(struct file *file, loff_t start, loff_t end, int datasync)
struct inode *inode = file->f_path.dentry->d_inode;
ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
+ if (ret != 0)
+ goto out;
mutex_lock(&inode->i_mutex);
ret = nfs_file_fsync_commit(file, start, end, datasync);
if (!ret && !datasync)
/* application has asked for meta-data sync */
ret = pnfs_layoutcommit_inode(inode, true);
mutex_unlock(&inode->i_mutex);
-
+out:
return ret;
}
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 6352741..1e50326 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -3215,11 +3215,11 @@ static int _nfs4_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
dentry->d_parent->d_name.name,
dentry->d_name.name,
(unsigned long long)cookie);
- nfs4_setup_readdir(cookie, NFS_COOKIEVERF(dir), dentry, &args);
+ nfs4_setup_readdir(cookie, NFS_I(dir)->cookieverf, dentry, &args);
res.pgbase = args.pgbase;
status = nfs4_call_sync(NFS_SERVER(dir)->client, NFS_SERVER(dir), &msg, &args.seq_args, &res.seq_res, 0);
if (status >= 0) {
- memcpy(NFS_COOKIEVERF(dir), res.verifier.data, NFS4_VERIFIER_SIZE);
+ memcpy(NFS_I(dir)->cookieverf, res.verifier.data, NFS4_VERIFIER_SIZE);
status += args.pgbase;
}
@@ -3653,11 +3653,11 @@ static inline int nfs4_server_supports_acls(struct nfs_server *server)
&& (server->acl_bitmask & ACL4_SUPPORT_DENY_ACL);
}
-/* Assuming that XATTR_SIZE_MAX is a multiple of PAGE_CACHE_SIZE, and that
- * it's OK to put sizeof(void) * (XATTR_SIZE_MAX/PAGE_CACHE_SIZE) bytes on
+/* Assuming that XATTR_SIZE_MAX is a multiple of PAGE_SIZE, and that
+ * it's OK to put sizeof(void) * (XATTR_SIZE_MAX/PAGE_SIZE) bytes on
* the stack.
*/
-#define NFS4ACL_MAXPAGES (XATTR_SIZE_MAX >> PAGE_CACHE_SHIFT)
+#define NFS4ACL_MAXPAGES DIV_ROUND_UP(XATTR_SIZE_MAX, PAGE_SIZE)
static int buf_to_pages_noslab(const void *buf, size_t buflen,
struct page **pages, unsigned int *pgbase)
@@ -3668,7 +3668,7 @@ static int buf_to_pages_noslab(const void *buf, size_t buflen,
spages = pages;
do {
- len = min_t(size_t, PAGE_CACHE_SIZE, buflen);
+ len = min_t(size_t, PAGE_SIZE, buflen);
newpage = alloc_page(GFP_KERNEL);
if (newpage == NULL)
@@ -3739,7 +3739,7 @@ static void nfs4_write_cached_acl(struct inode *inode, struct page **pages, size
struct nfs4_cached_acl *acl;
size_t buflen = sizeof(*acl) + acl_len;
- if (pages && buflen <= PAGE_SIZE) {
+ if (buflen <= PAGE_SIZE) {
acl = kmalloc(buflen, GFP_KERNEL);
if (acl == NULL)
goto out;
@@ -3782,17 +3782,15 @@ static ssize_t __nfs4_get_acl_uncached(struct inode *inode, void *buf, size_t bu
.rpc_argp = &args,
.rpc_resp = &res,
};
- int ret = -ENOMEM, npages, i;
- size_t acl_len = 0;
+ unsigned int npages = DIV_ROUND_UP(buflen, PAGE_SIZE);
+ int ret = -ENOMEM, i;
- npages = (buflen + PAGE_SIZE - 1) >> PAGE_SHIFT;
/* As long as we're doing a round trip to the server anyway,
* let's be prepared for a page of acl data. */
if (npages == 0)
npages = 1;
-
- /* Add an extra page to handle the bitmap returned */
- npages++;
+ if (npages > ARRAY_SIZE(pages))
+ return -ERANGE;
for (i = 0; i < npages; i++) {
pages[i] = alloc_page(GFP_KERNEL);
@@ -3808,11 +3806,6 @@ static ssize_t __nfs4_get_acl_uncached(struct inode *inode, void *buf, size_t bu
args.acl_len = npages * PAGE_SIZE;
args.acl_pgbase = 0;
- /* Let decode_getfacl know not to fail if the ACL data is larger than
- * the page we send as a guess */
- if (buf == NULL)
- res.acl_flags |= NFS4_ACL_LEN_REQUEST;
-
dprintk("%s buf %p buflen %zu npages %d args.acl_len %zu\n",
__func__, buf, buflen, npages, args.acl_len);
ret = nfs4_call_sync(NFS_SERVER(inode)->client, NFS_SERVER(inode),
@@ -3820,20 +3813,19 @@ static ssize_t __nfs4_get_acl_uncached(struct inode *inode, void *buf, size_t bu
if (ret)
goto out_free;
- acl_len = res.acl_len;
- if (acl_len > args.acl_len)
- nfs4_write_cached_acl(inode, NULL, 0, acl_len);
- else
- nfs4_write_cached_acl(inode, pages, res.acl_data_offset,
- acl_len);
- if (buf) {
+ /* Handle the case where the passed-in buffer is too short */
+ if (res.acl_flags & NFS4_ACL_TRUNC) {
+ /* Did the user only issue a request for the acl length? */
+ if (buf == NULL)
+ goto out_ok;
ret = -ERANGE;
- if (acl_len > buflen)
- goto out_free;
- _copy_from_pages(buf, pages, res.acl_data_offset,
- acl_len);
+ goto out_free;
}
- ret = acl_len;
+ nfs4_write_cached_acl(inode, pages, res.acl_data_offset, res.acl_len);
+ if (buf)
+ _copy_from_pages(buf, pages, res.acl_data_offset, res.acl_len);
+out_ok:
+ ret = res.acl_len;
out_free:
for (i = 0; i < npages; i++)
if (pages[i])
@@ -3891,10 +3883,13 @@ static int __nfs4_proc_set_acl(struct inode *inode, const void *buf, size_t bufl
.rpc_argp = &arg,
.rpc_resp = &res,
};
+ unsigned int npages = DIV_ROUND_UP(buflen, PAGE_SIZE);
int ret, i;
if (!nfs4_server_supports_acls(server))
return -EOPNOTSUPP;
+ if (npages > ARRAY_SIZE(pages))
+ return -ERANGE;
i = buf_to_pages_noslab(buf, buflen, arg.acl_pages, &arg.acl_pgbase);
if (i < 0)
return i;
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 1bfbd67..8dba6bd 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -5072,18 +5072,14 @@ static int decode_getacl(struct xdr_stream *xdr, struct rpc_rqst *req,
* are stored with the acl data to handle the problem of
* variable length bitmaps.*/
res->acl_data_offset = xdr_stream_pos(xdr) - pg_offset;
-
- /* We ignore &savep and don't do consistency checks on
- * the attr length. Let userspace figure it out.... */
res->acl_len = attrlen;
- if (attrlen > (xdr->nwords << 2)) {
- if (res->acl_flags & NFS4_ACL_LEN_REQUEST) {
- /* getxattr interface called with a NULL buf */
- goto out;
- }
+
+ /* Check for receive buffer overflow */
+ if (res->acl_len > (xdr->nwords << 2) ||
+ res->acl_len + res->acl_data_offset > xdr->buf->page_len) {
+ res->acl_flags |= NFS4_ACL_TRUNC;
dprintk("NFS: acl reply: attrlen %u > page_len %u\n",
attrlen, xdr->nwords << 2);
- return -EINVAL;
}
} else
status = -EOPNOTSUPP;
@@ -6229,7 +6225,8 @@ static int nfs4_xdr_dec_open(struct rpc_rqst *rqstp, struct xdr_stream *xdr,
status = decode_open(xdr, res);
if (status)
goto out;
- if (decode_getfh(xdr, &res->fh) != 0)
+ status = decode_getfh(xdr, &res->fh);
+ if (status)
goto out;
decode_getfattr(xdr, res->f_attr, res->server);
out:
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 239aff7..b8eda70 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -1867,6 +1867,7 @@ static int nfs23_validate_mount_data(void *options,
memcpy(sap, &data->addr, sizeof(data->addr));
args->nfs_server.addrlen = sizeof(data->addr);
+ args->nfs_server.port = ntohs(data->addr.sin_port);
if (!nfs_verify_server_address(sap))
goto out_no_address;
@@ -2564,6 +2565,7 @@ static int nfs4_validate_mount_data(void *options,
return -EFAULT;
if (!nfs_verify_server_address(sap))
goto out_no_address;
+ args->nfs_server.port = ntohs(((struct sockaddr_in *)sap)->sin_port);
if (data->auth_flavourlen) {
if (data->auth_flavourlen > 1)
diff --git a/fs/stat.c b/fs/stat.c
index b6ff118..4078022 100644
--- a/fs/stat.c
+++ b/fs/stat.c
@@ -58,7 +58,7 @@ EXPORT_SYMBOL(vfs_getattr);
int vfs_fstat(unsigned int fd, struct kstat *stat)
{
int fput_needed;
- struct file *f = fget_light(fd, &fput_needed);
+ struct file *f = fget_raw_light(fd, &fput_needed);
int error = -EBADF;
if (f) {