From patchwork Thu Apr 14 13:07:18 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 562415 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 E578AC4707A for ; Thu, 14 Apr 2022 13:47:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229651AbiDNNrp (ORCPT ); Thu, 14 Apr 2022 09:47:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36796 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343559AbiDNNjG (ORCPT ); Thu, 14 Apr 2022 09:39:06 -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 F060818392; Thu, 14 Apr 2022 06:34:26 -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 AACFFB8296A; Thu, 14 Apr 2022 13:34:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1E965C385A5; Thu, 14 Apr 2022 13:34:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1649943264; bh=CdMOvF6r2GW8m2roTh6MVKEvGZyY1x+ccDj8OjjuD2Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Jo6XPMrT7i4m0IRj+9BNe5Mj9DSJKFXVOr+qtiuzxhwkUTDaFp+5a+21d05f3FPjc dRkpTd48zKR/AoiTiMxZcHbqYDKuOqHOLiJueJsdwlq13DXq3hx3m/ZPjYXdzDmzVF HS2Zd58Sc/sGuygIlwQL+rc1PIbE4me31rDaNVq8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Nikita Shubin , Palmer Dabbelt Subject: [PATCH 5.4 053/475] riscv: Fix fill_callchain return value Date: Thu, 14 Apr 2022 15:07:18 +0200 Message-Id: <20220414110856.638091092@linuxfoundation.org> X-Mailer: git-send-email 2.35.2 In-Reply-To: <20220414110855.141582785@linuxfoundation.org> References: <20220414110855.141582785@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Nikita Shubin commit 2b2b574ac587ec5bd7716a356492a85ab8b0ce9f upstream. perf_callchain_store return 0 on success, -1 otherwise, fix fill_callchain to return correct bool value. Fixes: dbeb90b0c1eb ("riscv: Add perf callchain support") Signed-off-by: Nikita Shubin Cc: stable@vger.kernel.org Signed-off-by: Palmer Dabbelt Signed-off-by: Greg Kroah-Hartman --- arch/riscv/kernel/perf_callchain.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/riscv/kernel/perf_callchain.c +++ b/arch/riscv/kernel/perf_callchain.c @@ -77,7 +77,7 @@ void perf_callchain_user(struct perf_cal bool fill_callchain(unsigned long pc, void *entry) { - return perf_callchain_store(entry, pc); + return perf_callchain_store(entry, pc) == 0; } void notrace walk_stackframe(struct task_struct *task,