diff options
| -rw-r--r-- | fs/squashfs/sqfs.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/fs/squashfs/sqfs.c b/fs/squashfs/sqfs.c index 997be2dcf4..92ab8ac631 100644 --- a/fs/squashfs/sqfs.c +++ b/fs/squashfs/sqfs.c @@ -1253,7 +1253,7 @@ static int sqfs_get_regfile_info(struct squashfs_reg_inode *reg, fentry); if (ret < 0) return -EINVAL; - finfo->comp = true; + finfo->comp = ret; if (fentry->size < 1 || fentry->start == 0x7FFFFFFF) return -EINVAL; } else { @@ -1291,7 +1291,7 @@ static int sqfs_get_lregfile_info(struct squashfs_lreg_inode *lreg, fentry); if (ret < 0) return -EINVAL; - finfo->comp = true; + finfo->comp = ret; if (fentry->size < 1 || fentry->start == 0x7FFFFFFF) return -EINVAL; } else { @@ -1547,20 +1547,16 @@ int sqfs_read(const char *filename, void *buf, loff_t offset, loff_t len, goto out; } - for (j = *actread; j < finfo.size; j++) { - memcpy(buf + j, &fragment_block[finfo.offset + j], 1); - (*actread)++; - } + memcpy(buf + *actread, &fragment_block[finfo.offset], finfo.size - *actread); + *actread = finfo.size; free(fragment_block); } else if (finfo.frag && !finfo.comp) { fragment_block = (void *)fragment + table_offset; - for (j = *actread; j < finfo.size; j++) { - memcpy(buf + j, &fragment_block[finfo.offset + j], 1); - (*actread)++; - } + memcpy(buf + *actread, &fragment_block[finfo.offset], finfo.size - *actread); + *actread = finfo.size; } out: |