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authorAl Viro <viro@zeniv.linux.org.uk>2016-05-28 04:22:04 +0300
committerAl Viro <viro@zeniv.linux.org.uk>2016-05-30 02:07:07 +0300
commite0d508f1092db9a56cc6ed617f473a2704f7f683 (patch)
tree4456bbb2b853731a92dd61d8b1328082fa67ab3a
parent6f3fc1070be028170b0f4c0c326480c9fcd1da3e (diff)
downloadlinux-e0d508f1092db9a56cc6ed617f473a2704f7f683.tar.xz
ufs: get rid of redundant checks
ufs_check_page() makes sure there's no entries with zero ->reclen Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--fs/ufs/dir.c17
1 files changed, 1 insertions, 16 deletions
diff --git a/fs/ufs/dir.c b/fs/ufs/dir.c
index 57dcceda17d6..fa3bda1a860f 100644
--- a/fs/ufs/dir.c
+++ b/fs/ufs/dir.c
@@ -279,12 +279,6 @@ struct ufs_dir_entry *ufs_find_entry(struct inode *dir, const struct qstr *qstr,
de = (struct ufs_dir_entry *) kaddr;
kaddr += ufs_last_byte(dir, n) - reclen;
while ((char *) de <= kaddr) {
- if (de->d_reclen == 0) {
- ufs_error(dir->i_sb, __func__,
- "zero-length directory entry");
- ufs_put_page(page);
- goto out;
- }
if (ufs_match(sb, namelen, name, de))
goto found;
de = ufs_next_entry(sb, de);
@@ -414,11 +408,8 @@ ufs_validate_entry(struct super_block *sb, char *base,
{
struct ufs_dir_entry *de = (struct ufs_dir_entry*)(base + offset);
struct ufs_dir_entry *p = (struct ufs_dir_entry*)(base + (offset&mask));
- while ((char*)p < (char*)de) {
- if (p->d_reclen == 0)
- break;
+ while ((char*)p < (char*)de)
p = ufs_next_entry(sb, p);
- }
return (char *)p - base;
}
@@ -469,12 +460,6 @@ ufs_readdir(struct file *file, struct dir_context *ctx)
de = (struct ufs_dir_entry *)(kaddr+offset);
limit = kaddr + ufs_last_byte(inode, n) - UFS_DIR_REC_LEN(1);
for ( ;(char*)de <= limit; de = ufs_next_entry(sb, de)) {
- if (de->d_reclen == 0) {
- ufs_error(sb, __func__,
- "zero-length directory entry");
- ufs_put_page(page);
- return -EIO;
- }
if (de->d_ino) {
unsigned char d_type = DT_UNKNOWN;