[PATCH] media: platform: xilinx: fix error return code of xvip_graph_init()

From: Jia-Ju Bai
Date: Fri Mar 05 2021 - 04:49:21 EST


When the list of xdev->notifier.asd_list is empty, no error return code
of xvip_graph_init() is assigned.
To fix this bug, ret is assigned with -ENOENT as error return code.

Reported-by: TOTE Robot <oslab@xxxxxxxxxxxxxxx>
Signed-off-by: Jia-Ju Bai <baijiaju1990@xxxxxxxxx>
---
drivers/media/platform/xilinx/xilinx-vipp.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/media/platform/xilinx/xilinx-vipp.c b/drivers/media/platform/xilinx/xilinx-vipp.c
index bf4015d852e3..2ce31d7ce1a6 100644
--- a/drivers/media/platform/xilinx/xilinx-vipp.c
+++ b/drivers/media/platform/xilinx/xilinx-vipp.c
@@ -525,6 +525,7 @@ static int xvip_graph_init(struct xvip_composite_device *xdev)

if (list_empty(&xdev->notifier.asd_list)) {
dev_err(xdev->dev, "no subdev found in graph\n");
+ ret = -ENOENT;
goto done;
}

--
2.17.1