[PATCH] drm/bridge: display-connector: fix an uninitialized pointer in probe()

Dan Carpenter dan.carpenter at oracle.com
Wed Oct 13 08:08:25 UTC 2021


The "label" pointer is used for debug output.  The code assumes that it
is either NULL or valid, but it is never set to NULL.  It is either
valid or uninitialized.

Fixes: 0c275c30176b ("drm/bridge: Add bridge driver for display connectors")
Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com>
---
 drivers/gpu/drm/bridge/display-connector.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/bridge/display-connector.c b/drivers/gpu/drm/bridge/display-connector.c
index 05eb759da6fc..847a0dce7f1d 100644
--- a/drivers/gpu/drm/bridge/display-connector.c
+++ b/drivers/gpu/drm/bridge/display-connector.c
@@ -107,7 +107,7 @@ static int display_connector_probe(struct platform_device *pdev)
 {
 	struct display_connector *conn;
 	unsigned int type;
-	const char *label;
+	const char *label = NULL;
 	int ret;
 
 	conn = devm_kzalloc(&pdev->dev, sizeof(*conn), GFP_KERNEL);
-- 
2.20.1



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