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authorLinus Torvalds <torvalds@linux-foundation.org>2012-12-01 13:29:55 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-12-01 13:29:55 -0800
commit331fee3cd31c3ec3641062ca01a71b79dbf58b40 (patch)
tree90fa1a59b0256c82f95853f60b5e551431a1eb43 /fs/nfs/dir.c
parentb3c3a9cf2a28ee4a8d0b62e2e58c61e9ca9bb47b (diff)
parenta77cfcb429ed98845a4e4df72473b8f37acd890b (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs fixes from Al Viro: "A bunch of fixes; the last one is this cycle regression, the rest are -stable fodder." * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: fix off-by-one in argument passed by iterate_fd() to callbacks lookup_one_len: don't accept . and .. cifs: get rid of blind d_drop() in readdir nfs_lookup_revalidate(): fix a leak don't do blind d_drop() in nfs_prime_dcache()
Diffstat (limited to 'fs/nfs/dir.c')
-rw-r--r--fs/nfs/dir.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index ce8cb926526..b9e66b7e0c1 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -450,7 +450,8 @@ void nfs_prime_dcache(struct dentry *parent, struct nfs_entry *entry)
nfs_refresh_inode(dentry->d_inode, entry->fattr);
goto out;
} else {
- d_drop(dentry);
+ if (d_invalidate(dentry) != 0)
+ goto out;
dput(dentry);
}
}
@@ -1100,6 +1101,8 @@ out_set_verifier:
out_zap_parent:
nfs_zap_caches(dir);
out_bad:
+ nfs_free_fattr(fattr);
+ nfs_free_fhandle(fhandle);
nfs_mark_for_revalidate(dir);
if (inode && S_ISDIR(inode->i_mode)) {
/* Purge readdir caches. */
@@ -1112,8 +1115,6 @@ out_zap_parent:
shrink_dcache_parent(dentry);
}
d_drop(dentry);
- nfs_free_fattr(fattr);
- nfs_free_fhandle(fhandle);
dput(parent);
dfprintk(LOOKUPCACHE, "NFS: %s(%s/%s) is invalid\n",
__func__, dentry->d_parent->d_name.name,