From mboxrd@z Thu Jan 1 00:00:00 1970 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752828AbeAQLcY (ORCPT + 1 other); Wed, 17 Jan 2018 06:32:24 -0500 Received: from mail-wr0-f196.google.com ([209.85.128.196]:44952 "EHLO mail-wr0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752316AbeAQLcW (ORCPT ); Wed, 17 Jan 2018 06:32:22 -0500 X-Google-Smtp-Source: ACJfBouJpxL/HHyv/Z4kyiD4Lc6vNd2rHoBWnhg8lbe5aHOE581qVwlGWX4RjEvEIswd6raK7PXLeA== From: Mathieu Malaterre To: Ralf Baechle Cc: Mathieu Malaterre , Steven Rostedt , Ingo Molnar , linux-mips@linux-mips.org, linux-kernel@vger.kernel.org Subject: [PATCH] MIPS: ftrace: Remove pointer comparison to 0 in prepare_ftrace_return Date: Wed, 17 Jan 2018 12:31:57 +0100 Message-Id: <20180117113157.25768-1-malat@debian.org> X-Mailer: git-send-email 2.11.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: Replace pointer comparison to 0 with NULL in prepare_ftrace_return to improve code readability. Identified with coccinelle script 'badzero.cocci'. Signed-off-by: Mathieu Malaterre --- arch/mips/kernel/ftrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/mips/kernel/ftrace.c b/arch/mips/kernel/ftrace.c index 99285be0e088..7f3dfdbc3657 100644 --- a/arch/mips/kernel/ftrace.c +++ b/arch/mips/kernel/ftrace.c @@ -361,7 +361,7 @@ void prepare_ftrace_return(unsigned long *parent_ra_addr, unsigned long self_ra, * If fails when getting the stack address of the non-leaf function's * ra, stop function graph tracer and return */ - if (parent_ra_addr == 0) + if (parent_ra_addr == NULL) goto out; #endif /* *parent_ra_addr = return_hooker; */ -- 2.11.0