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[68.147.8.254]) by smtp.gmail.com with ESMTPSA id 62sm10377930itl.19.2016.11.10.10.19.02 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 10 Nov 2016 10:19:02 -0800 (PST) From: Mathieu Poirier To: gregkh@linuxfoundation.org Subject: [PATCH 7/8] coresight: tmc: Remove duplicate memset Date: Thu, 10 Nov 2016 11:18:53 -0700 Message-Id: <1478801934-26904-8-git-send-email-mathieu.poirier@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1478801934-26904-1-git-send-email-mathieu.poirier@linaro.org> References: <1478801934-26904-1-git-send-email-mathieu.poirier@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161110_101924_280721_57DED042 X-CRM114-Status: GOOD ( 10.51 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: "Suzuki K. Poulose" The tmc_etr_enable_hw() fills the buffer with 0's before enabling the hardware. So, we don't need an explicit memset() in tmc_enable_etr_sink_sysfs() before calling the tmc_etr_enable_hw(). This patch removes the explicit memset from tmc_enable_etr_sink_sysfs. Signed-off-by: Suzuki K Poulose Signed-off-by: Mathieu Poirier --- drivers/hwtracing/coresight/coresight-tmc-etr.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/hwtracing/coresight/coresight-tmc-etr.c b/drivers/hwtracing/coresight/coresight-tmc-etr.c index 3b84d0d38c22..5d312699b3b9 100644 --- a/drivers/hwtracing/coresight/coresight-tmc-etr.c +++ b/drivers/hwtracing/coresight/coresight-tmc-etr.c @@ -150,8 +150,6 @@ static int tmc_enable_etr_sink_sysfs(struct coresight_device *csdev) drvdata->buf = drvdata->vaddr; } - memset(drvdata->vaddr, 0, drvdata->size); - drvdata->mode = CS_MODE_SYSFS; tmc_etr_enable_hw(drvdata); out: