From: Al Viro <v...@zeniv.linux.org.uk>
vfree() is allowed under spinlock these days, but it's cheaper when
it doesn't step into deferred case and here it's very easy to avoid.
Signed-off-by: Al Viro <v...@zeniv.linux.org.uk>
Signed-off-by: Steven Whitehouse <swhit...@redhat.com>
diff --git a/fs/gfs2/dir.c b/fs/gfs2/dir.c
index c247fed..c5a34f0 100644
--- a/fs/gfs2/dir.c
+++ b/fs/gfs2/dir.c
@@ -370,11 +370,12 @@ static __be64 *gfs2_dir_get_hash_table(struct gfs2_inode
*ip)
}
spin_lock(&inode->i_lock);
- if (ip->i_hash_cache)
- kvfree(hc);
- else
+ if (likely(!ip->i_hash_cache)) {
ip->i_hash_cache = hc;
+ hc = NULL;
+ }
spin_unlock(&inode->i_lock);
+ kvfree(hc);
return ip->i_hash_cache;
}
--
1.8.3.1
