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| author | Tony Luck <tony.luck@intel.com> | 2005-10-20 10:41:44 -0700 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2005-10-20 10:41:44 -0700 |
| commit | 9cec58dc138d6fcad9f447a19c8ff69f6540e667 (patch) | |
| tree | 4fe1cca94fdba8b705c87615bee06d3346f687ce /security/seclvl.c | |
| parent | 17e5ad6c0ce5a970e2830d0de8bdd60a2f077d38 (diff) | |
| parent | ac9b9c667c2e1194e22ebe0a441ae1c37aaa9b90 (diff) | |
| download | kernel-crypto-9cec58dc138d6fcad9f447a19c8ff69f6540e667.tar.gz kernel-crypto-9cec58dc138d6fcad9f447a19c8ff69f6540e667.tar.xz kernel-crypto-9cec58dc138d6fcad9f447a19c8ff69f6540e667.zip | |
Update from upstream with manual merge of Yasunori Goto's
changes to swiotlb.c made in commit 281dd25cdc0d6903929b79183816d151ea626341
since this file has been moved from arch/ia64/lib/swiotlb.c to
lib/swiotlb.c
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'security/seclvl.c')
| -rw-r--r-- | security/seclvl.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/security/seclvl.c b/security/seclvl.c index dc4e17b6eaf..1caac016464 100644 --- a/security/seclvl.c +++ b/security/seclvl.c @@ -252,10 +252,9 @@ passwd_write_file(struct file * file, const char __user * buf, } if (count < 0 || count >= PAGE_SIZE) - return -ENOMEM; - if (*ppos != 0) { return -EINVAL; - } + if (*ppos != 0) + return -EINVAL; page = (char *)get_zeroed_page(GFP_KERNEL); if (!page) return -ENOMEM; @@ -265,9 +264,8 @@ passwd_write_file(struct file * file, const char __user * buf, len = strlen(page); /* ``echo "secret" > seclvl/passwd'' includes a newline */ - if (page[len - 1] == '\n') { + if (page[len - 1] == '\n') len--; - } /* Hash the password, then compare the hashed values */ if ((rc = plaintext_to_sha1(tmp, page, len))) { seclvl_printk(0, KERN_ERR, "Error hashing password: rc = " @@ -275,9 +273,8 @@ passwd_write_file(struct file * file, const char __user * buf, return rc; } for (i = 0; i < SHA1_DIGEST_SIZE; i++) { - if (hashedPassword[i] != tmp[i]) { + if (hashedPassword[i] != tmp[i]) return -EPERM; - } } seclvl_printk(0, KERN_INFO, "Password accepted; seclvl reduced to 0.\n"); @@ -482,9 +479,8 @@ static void seclvl_file_free_security(struct file *filp) */ static int seclvl_umount(struct vfsmount *mnt, int flags) { - if (current->pid == 1) { + if (current->pid == 1) return 0; - } if (seclvl == 2) { seclvl_printk(1, KERN_WARNING, "Attempt to unmount in secure " "level %d\n", seclvl); @@ -638,9 +634,8 @@ static int __init seclvl_init(void) static void __exit seclvl_exit(void) { securityfs_remove(seclvl_ino); - if (*passwd || *sha1_passwd) { + if (*passwd || *sha1_passwd) securityfs_remove(passwd_ino); - } securityfs_remove(dir_ino); if (secondary == 1) { mod_unreg_security(MY_NAME, &seclvl_ops); |