From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2EC5D2F24 for ; Wed, 12 Apr 2023 08:50:52 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AA1EEC433D2; Wed, 12 Apr 2023 08:50:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1681289452; bh=+wPbTRfenOfWq7UEujuOoPuctD1IGdzvO57c4X6CL1s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aedvEopkX1nuORTU2mi6BDiMLG1ALLnv9muJqpv6fQby9wVwYW/jXGxYknLmt2bRH G4Nc9YjT0rAaMKnktg1ud8OTvCsOuZ00zhoojr306kK/SvQWkdJ40gu7IhP7vDyAKW 0zEigsG2zEt17diKsXwkEpd0rSmIbVlHnUvZLvTI= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Steve Clevenger , James Clark , Suzuki K Poulose Subject: [PATCH 6.2 105/173] coresight-etm4: Fix for() loop drvdata->nr_addr_cmp range bug Date: Wed, 12 Apr 2023 10:33:51 +0200 Message-Id: <20230412082842.307389314@linuxfoundation.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230412082838.125271466@linuxfoundation.org> References: <20230412082838.125271466@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Steve Clevenger commit bf84937e882009075f57fd213836256fc65d96bc upstream. In etm4_enable_hw, fix for() loop range to represent address comparator pairs. Fixes: 2e1cdfe184b5 ("coresight-etm4x: Adding CoreSight ETM4x driver") Cc: stable@vger.kernel.org Signed-off-by: Steve Clevenger Reviewed-by: James Clark Signed-off-by: Suzuki K Poulose Link: https://lore.kernel.org/r/4a4ee61ce8ef402615a4528b21a051de3444fb7b.1677540079.git.scclevenger@os.amperecomputing.com Signed-off-by: Greg Kroah-Hartman --- drivers/hwtracing/coresight/coresight-etm4x-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/hwtracing/coresight/coresight-etm4x-core.c +++ b/drivers/hwtracing/coresight/coresight-etm4x-core.c @@ -454,7 +454,7 @@ static int etm4_enable_hw(struct etmv4_d if (etm4x_sspcicrn_present(drvdata, i)) etm4x_relaxed_write32(csa, config->ss_pe_cmp[i], TRCSSPCICRn(i)); } - for (i = 0; i < drvdata->nr_addr_cmp; i++) { + for (i = 0; i < drvdata->nr_addr_cmp * 2; i++) { etm4x_relaxed_write64(csa, config->addr_val[i], TRCACVRn(i)); etm4x_relaxed_write64(csa, config->addr_acc[i], TRCACATRn(i)); }