linux-kernel - [PATCH] coresight: Use devm_kcalloc() in coresight_alloc

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Date:   Tue, 26 May 2020 05:52:41 +0000
From:   Xu Wang <vulab@...as.ac.cn>
To:     mathieu.poirier@...aro.org, suzuki.poulose@....com,
        mike.leach@...aro.org, alexander.shishkin@...ux.intel.com
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] coresight: Use devm_kcalloc() in coresight_alloc_conns()

A multiplication for the size determination of a memory allocation
indicated that an array data structure should be processed.
Thus use the corresponding function "devm_kcalloc".

Signed-off-by: Xu Wang <vulab@...as.ac.cn>
---
 drivers/hwtracing/coresight/coresight-platform.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c
index 43418a2126ff..6720049409f3 100644
--- a/drivers/hwtracing/coresight/coresight-platform.c
+++ b/drivers/hwtracing/coresight/coresight-platform.c
@@ -27,9 +27,8 @@ static int coresight_alloc_conns(struct device *dev,
 				 struct coresight_platform_data *pdata)
 {
 	if (pdata->nr_outport) {
-		pdata->conns = devm_kzalloc(dev, pdata->nr_outport *
-					    sizeof(*pdata->conns),
-					    GFP_KERNEL);
+		pdata->conns = devm_kcalloc(dev, pdata->nr_outport,
+					    sizeof(*pdata->conns), GFP_KERNEL);
 		if (!pdata->conns)
 			return -ENOMEM;
 	}
-- 
2.17.1