ocfs2: Don't check for NULL before brelse()

This is pointless as brelse() already does the check.

Signed-off-by: Mark Fasheh
diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c
index 7b142f0..9fcd36d 100644
--- a/fs/ocfs2/ioctl.c
+++ b/fs/ocfs2/ioctl.c
@@ -102,8 +102,7 @@
 bail:
 	mutex_unlock(&inode->i_mutex);
 
-	if (bh)
-		brelse(bh);
+	brelse(bh);
 
 	mlog_exit(status);
 	return status;