linux-kernel - [PATCH 08/16] coresight: etm4x: Fix issues within reset interface of sysfs

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Message-Id: <20200916191737.4001561-9-mathieu.poirier@linaro.org>
Date:   Wed, 16 Sep 2020 13:17:29 -0600
From:   Mathieu Poirier <mathieu.poirier@...aro.org>
To:     gregkh@...uxfoundation.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 08/16] coresight: etm4x: Fix issues within reset interface of sysfs

From: Jonathan Zhou <jonathan.zhouwen@...wei.com>

The member @nr_addr_cmp is not a bool value, using operator '>'
instead to avoid unexpected failure.

Cc: Mathieu Poirier <mathieu.poirier@...aro.org>
Cc: Suzuki K Poulose <suzuki.poulose@....com>
Cc: Mike Leach <mike.leach@...aro.org>
Cc: Shaokun Zhang <zhangshaokun@...ilicon.com>
Cc: lizixian@...ilicon.com
Fixes: a77de2637c9e ("coresight: etm4x: moving sysFS entries to a dedicated file")
Signed-off-by: Jonathan Zhou <jonathan.zhouwen@...wei.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@...aro.org>
---
 drivers/hwtracing/coresight/coresight-etm4x-sysfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
index b673e738bc9a..a588cd6de01c 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
+++ b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
@@ -206,7 +206,7 @@ static ssize_t reset_store(struct device *dev,
 	 * each trace run.
 	 */
 	config->vinst_ctrl = BIT(0);
-	if (drvdata->nr_addr_cmp == true) {
+	if (drvdata->nr_addr_cmp > 0) {
 		config->mode |= ETM_MODE_VIEWINST_STARTSTOP;
 		/* SSSTATUS, bit[9] */
 		config->vinst_ctrl |= BIT(9);
-- 
2.25.1