ocfs2: Add missing initialization

Add missing variable initialization to ocfs2_dquot_drop_slow().

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Mark Fasheh <mfasheh@suse.com>

fs/ocfs2/quota_global.c

@@ -870,7 +870,7 @@ out:
 
 static int ocfs2_dquot_drop_slow(struct inode *inode)
 {
-	int status;
+	int status = 0;
 	int cnt;
 	int got_lock[MAXQUOTAS] = {0, 0};
 	handle_t *handle;