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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B44BFC433F5 for ; Sat, 28 May 2022 02:53:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345101AbiE1Cxs (ORCPT ); Fri, 27 May 2022 22:53:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35870 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1355603AbiE1Cw4 (ORCPT ); Fri, 27 May 2022 22:52:56 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8C85D12E302; Fri, 27 May 2022 19:52:55 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id ED1B9B82697; Sat, 28 May 2022 02:52:52 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AB4D4C34113; Sat, 28 May 2022 02:52:52 +0000 (UTC) Received: from rostedt by gandalf.local.home with local (Exim 4.95) (envelope-from ) id 1numZP-000LSq-Ny; Fri, 27 May 2022 22:52:51 -0400 Message-ID: <20220528025251.580898616@goodmis.org> User-Agent: quilt/0.66 Date: Fri, 27 May 2022 22:50:44 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Ingo Molnar , Andrew Morton , stable@vger.kernel.org, "Masami Hiramatsu (Google)" , Gautam Menghani Subject: [for-next][PATCH 16/23] tracing: Initialize integer variable to prevent garbage return value References: <20220528025028.850906216@goodmis.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Gautam Menghani Initialize the integer variable to 0 to fix the clang scan warning: Undefined or garbage value returned to caller [core.uninitialized.UndefReturn] return ret; Link: https://lkml.kernel.org/r/20220522061826.1751-1-gautammenghani201@gmail.com Cc: stable@vger.kernel.org Fixes: 8993665abcce ("tracing/boot: Support multiple handlers for per-event histogram") Acked-by: Masami Hiramatsu (Google) Signed-off-by: Gautam Menghani Signed-off-by: Steven Rostedt (Google) --- kernel/trace/trace_boot.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/trace/trace_boot.c b/kernel/trace/trace_boot.c index 0580287d7a0d..778200dd8ede 100644 --- a/kernel/trace/trace_boot.c +++ b/kernel/trace/trace_boot.c @@ -300,7 +300,7 @@ trace_boot_hist_add_handlers(struct xbc_node *hnode, char **bufp, { struct xbc_node *node; const char *p, *handler; - int ret; + int ret = 0; handler = xbc_node_get_data(hnode); -- 2.35.1