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/inode.c b/fs/ocfs2/inode.c
index 9d92c85..05ad118 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -1174,10 +1174,9 @@
 	return bh;
 
 fail:
-	if (bh) {
-		brelse(bh);
-		bh = NULL;
-	}
+	brelse(bh);
+	bh = NULL;
+
 	*err = -EIO;
 	return NULL;
 }