[PATCH 1/3] coresight: core: Fix use of uninitialized pointer

From: Qi Liu
Date: Thu May 13 2021 - 09:28:59 EST


From: Junhao He <hejunhao2@xxxxxxxxxxxxx>

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

Signed-off-by: Junhao He <hejunhao2@xxxxxxxxxxxxx>
Signed-off-by: Qi Liu <liuqi115@xxxxxxxxxx>
---
drivers/hwtracing/coresight/coresight-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwtracing/coresight/coresight-core.c b/drivers/hwtracing/coresight/coresight-core.c
index 6c68d34..4ddf3d2 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) &&
--
2.7.4