github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-25 07:33:19 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

Fix a braino in d_revalidate series

Browse Source 
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
 -----BEGIN PGP SIGNATURE-----
 
 iHUEABYIAB0WIQQqUNBr3gm4hGXdBJlZ7Krx/gZQ6wUCZ6Ey3AAKCRBZ7Krx/gZQ
 61CzAP9fn68btv0R7pFJjbw5yAnrQHRDJ1i7PjI2NKLz05AwnQD/eD5oNakTbqMd
 LRCNb1awaEaEwnv4kf4vHEi9ykBEXQE=
 =0QhL
 -----END PGP SIGNATURE-----

Merge tag 'pull-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

Pull d_revalidate fix from Al Viro:
 "Fix a braino in d_revalidate series: check ->d_op for NULL"

* tag 'pull-fix' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  fix braino in "9p: fix ->rename_sem exclusion"
This commit is contained in:
Linus Torvalds 2025-02-03 13:39:55 -08:00
commit 0de63bb7d9
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
fs/dcache.c
View File

@ -2966,11 +2966,11 @@ static int __d_unalias(struct dentry *dentry, struct dentry *alias)
goto out_err;
m2 = &alias->d_parent->d_inode->i_rwsem;
out_unalias:
if (alias->d_op->d_unalias_trylock &&
if (alias->d_op && alias->d_op->d_unalias_trylock &&
!alias->d_op->d_unalias_trylock(alias))
goto out_err;
__d_move(alias, dentry, false);
if (alias->d_op->d_unalias_unlock)
if (alias->d_op && alias->d_op->d_unalias_unlock)
alias->d_op->d_unalias_unlock(alias);
ret = 0;
out_err: