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| author | Al Viro <viro@zeniv.linux.org.uk> | 2020-01-19 20:48:44 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2020-03-14 04:09:12 +0300 |
| commit | b1a819724074f96bfd41c8f7825c3974b91fe518 (patch) | |
| tree | 3f5c4c837bc7433c834514852111d31af54f6c90 /fs/namei.c | |
| parent | 8c4efe22e7c4de1d44f624120a979e31e3a584b8 (diff) | |
| download | linux-b1a819724074f96bfd41c8f7825c3974b91fe518.tar.xz | |
pick_link(): check for WALK_TRAILING, not LOOKUP_PARENT
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/namei.c')
| -rw-r--r-- | fs/namei.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/namei.c b/fs/namei.c index 5d25a3874a5b..ff028f12cb95 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -1723,8 +1723,10 @@ static inline int handle_dots(struct nameidata *nd, int type) return 0; } +enum {WALK_TRAILING = 1, WALK_MORE = 2, WALK_NOFOLLOW = 4}; + static const char *pick_link(struct nameidata *nd, struct path *link, - struct inode *inode, unsigned seq) + struct inode *inode, unsigned seq, int flags) { struct saved *last; const char *res; @@ -1762,7 +1764,7 @@ static const char *pick_link(struct nameidata *nd, struct path *link, clear_delayed_call(&last->done); last->seq = seq; - if (!(nd->flags & LOOKUP_PARENT)) { + if (flags & WALK_TRAILING) { error = may_follow_link(nd, inode); if (unlikely(error)) return ERR_PTR(error); @@ -1819,8 +1821,6 @@ all_done: // pure jump return NULL; } -enum {WALK_TRAILING = 1, WALK_MORE = 2, WALK_NOFOLLOW = 4}; - /* * Do we need to follow links? We _really_ want to be able * to do this check without having to look at inode->i_op, @@ -1849,7 +1849,7 @@ static const char *step_into(struct nameidata *nd, int flags, if (read_seqcount_retry(&path.dentry->d_seq, seq)) return ERR_PTR(-ECHILD); } - return pick_link(nd, &path, inode, seq); + return pick_link(nd, &path, inode, seq, flags); } static const char *walk_component(struct nameidata *nd, int flags) |