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[2/6] coresight: core: Fix use of uninitialized pointer

Message ID 20210614175901.532683-3-mathieu.poirier@linaro.org (mailing list archive)
State New, archived
Headers show
Series coresight: Patches for v5.14 | expand

Commit Message

Mathieu Poirier June 14, 2021, 5:58 p.m. UTC
From: Junhao He <hejunhao2@hisilicon.com>

Currently the pointer "sink" might be checked before initialized. Fix
this by initializing this pointer.

Link: https://lore.kernel.org/r/1620912469-52222-2-git-send-email-liuqi115@huawei.com
Signed-off-by: Junhao He <hejunhao2@hisilicon.com>
Signed-off-by: Qi Liu <liuqi115@huawei.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Fixes: 6d578258b955 ("coresight: Make sysfs functional on topologies with per core sink")
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
 drivers/hwtracing/coresight/coresight-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series


diff --git a/drivers/hwtracing/coresight/coresight-core.c b/drivers/hwtracing/coresight/coresight-core.c
index a7971c68b0be..20ea4aa619f0 100644
--- a/drivers/hwtracing/coresight/coresight-core.c
+++ b/drivers/hwtracing/coresight/coresight-core.c
@@ -608,7 +608,7 @@  static struct coresight_device *
 coresight_find_enabled_sink(struct coresight_device *csdev)
 	int i;
-	struct coresight_device *sink;
+	struct coresight_device *sink = NULL;
 	if ((csdev->type == CORESIGHT_DEV_TYPE_SINK ||
 	     csdev->type == CORESIGHT_DEV_TYPE_LINKSINK) &&