Commit 70714eb7 authored by Lin Yujun's avatar Lin Yujun Committed by Suzuki K Poulose
Browse files

coresight: Fix incorrect handling for return value of devm_kzalloc 



The return value of devm_kzalloc could be an null pointer,
use "!desc.pdata" to fix incorrect handling return value
of devm_kzalloc.

Fixes: 4277f035 ("coresight: trbe: Add a representative coresight_platform_data for TRBE")
Signed-off-by: default avatarLin Yujun <linyujun809@h-partners.com>
Reviewed-by: default avatarJames Clark <james.clark@linaro.org>
Signed-off-by: default avatarSuzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20250908122022.1315399-1-linyujun809@h-partners.com
parent 43e0a92c

drivers/hwtracing/coresight/coresight-trbe.c

+1 −1
Original line number Diff line number Diff line
@@ -1280,7 +1280,7 @@ static void arm_trbe_register_coresight_cpu(struct trbe_drvdata *drvdata, int cp 
	 * into the device for that purpose.

	 */

	desc.pdata = devm_kzalloc(dev, sizeof(*desc.pdata), GFP_KERNEL);

	if (IS_ERR(desc.pdata))

	if (!desc.pdata)

		goto cpu_clear;



	desc.type = CORESIGHT_DEV_TYPE_SINK;