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authorLinus Torvalds <torvalds@linux-foundation.org>2020-12-25 10:54:29 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2020-12-25 10:54:29 -0800
commit7bb5226c8a4bbf26a9ededc90532b0ad539d2017 (patch)
tree73ddf0d8db109a3b14710269630366fa68290317 /fs/namei.c
parent71c5f03154ac1cb27423b984743ccc2f5d11d14d (diff)
parent2e2cbaf920d14de9a96180ddefd6861bcc46f07d (diff)
downloadlinux-7bb5226c8a4bbf26a9ededc90532b0ad539d2017.tar.bz2
Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull misc vfs updates from Al Viro: "Assorted patches from previous cycle(s)..." * 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: fix hostfs_open() use of ->f_path.dentry Make sure that make_create_in_sticky() never sees uninitialized value of dir_mode fs: Kill DCACHE_DONTCACHE dentry even if DCACHE_REFERENCED is set fs: Handle I_DONTCACHE in iput_final() instead of generic_drop_inode() fs/namespace.c: WARN if mnt_count has become negative
Diffstat (limited to 'fs/namei.c')
-rw-r--r--fs/namei.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 03d0e11e4f36..78443a85480a 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -2114,8 +2114,10 @@ static int link_path_walk(const char *name, struct nameidata *nd)
return PTR_ERR(name);
while (*name=='/')
name++;
- if (!*name)
+ if (!*name) {
+ nd->dir_mode = 0; // short-circuit the 'hardening' idiocy
return 0;
+ }
/* At this point we know we have a real path component. */
for(;;) {