[media] vivi/mem2mem_testdev: update to latest bus_info specification

Prefix bus_info with "platform:".

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Acked-by: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/media/platform/mem2mem_testdev.c b/drivers/media/platform/mem2mem_testdev.c
index ccbe8750d259..c1229bef153c 100644
--- a/drivers/media/platform/mem2mem_testdev.c
+++ b/drivers/media/platform/mem2mem_testdev.c
@@ -430,7 +430,8 @@ static int vidioc_querycap(struct file *file, void *priv,
 {
         strncpy(cap->driver, MEM2MEM_NAME, sizeof(cap->driver) - 1);
         strncpy(cap->card, MEM2MEM_NAME, sizeof(cap->card) - 1);
-        strlcpy(cap->bus_info, MEM2MEM_NAME, sizeof(cap->bus_info));
+        snprintf(cap->bus_info, sizeof(cap->bus_info),
+                        "platform:%s", MEM2MEM_NAME);
         cap->device_caps = V4L2_CAP_VIDEO_M2M | V4L2_CAP_STREAMING;
         cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
         return 0;