From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CFB3BC433E0 for ; Wed, 20 May 2020 03:32:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B850C2088E for ; Wed, 20 May 2020 03:32:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728656AbgETDcd (ORCPT ); Tue, 19 May 2020 23:32:33 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:59806 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726432AbgETDcc (ORCPT ); Tue, 19 May 2020 23:32:32 -0400 Received: from DGGEMS412-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id 251B519E1456738066EC; Wed, 20 May 2020 11:32:30 +0800 (CST) Received: from huawei.com (10.175.124.27) by DGGEMS412-HUB.china.huawei.com (10.3.19.212) with Microsoft SMTP Server id 14.3.487.0; Wed, 20 May 2020 11:32:23 +0800 From: Wang ShaoBo CC: , , , , , , , , , , , , Subject: [PATCH] perf bpf-loader: Add missing '*' for key_scan_pos Date: Wed, 20 May 2020 11:32:16 +0800 Message-ID: <20200520033216.48310-1-bobo.shaobowang@huawei.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.124.27] X-CFilter-Loop: Reflected To: unlisted-recipients:; (no To-header on input) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org key_scan_pos is a pointer for getting scan position in bpf__obj_config_map() for each BPF map configuration term, but it's misused when error not happened. Fixes: 066dacbf2a32 ("perf bpf: Add API to set values to map entries in a bpf object") Signed-off-by: Wang ShaoBo --- tools/perf/util/bpf-loader.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/util/bpf-loader.c b/tools/perf/util/bpf-loader.c index 10c187b8b8ea..460056bc072c 100644 --- a/tools/perf/util/bpf-loader.c +++ b/tools/perf/util/bpf-loader.c @@ -1225,7 +1225,7 @@ bpf__obj_config_map(struct bpf_object *obj, out: free(map_name); if (!err) - key_scan_pos += strlen(map_opt); + *key_scan_pos += strlen(map_opt); return err; } -- 2.17.1