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-rw-r--r--fs/namei.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/fs/namei.c b/fs/namei.c
index cf5009b87c5a..5753f46d8321 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -2009,8 +2009,11 @@ static int trailing_symlink(struct nameidata *nd)
s = get_link(nd);
if (unlikely(IS_ERR(s)))
return PTR_ERR(s);
- if (unlikely(!s))
+ nd->depth++;
+ if (unlikely(!s)) {
+ nd->depth--;
return 0;
+ }
if (*s == '/') {
if (!nd->root.mnt)
set_root(nd);
@@ -2020,12 +2023,14 @@ static int trailing_symlink(struct nameidata *nd)
nd->flags |= LOOKUP_JUMPED;
}
nd->inode = nd->path.dentry->d_inode;
- nd->depth++;
error = link_path_walk(s, nd);
- nd->depth--;
- if (unlikely(error))
+ if (unlikely(error)) {
+ nd->depth--;
put_link(nd);
- return error;
+ return error;
+ }
+ nd->depth--;
+ return 0;
}
static inline int lookup_last(struct nameidata *nd)