[media] gspca - cpia1: Fix error check

It looks to me like it was intended to check the return value
at this point.

Signed-off-by: Nicolas Kaiser <[email protected]>
Signed-off-by: Jean-François Moine <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
diff --git a/drivers/media/video/gspca/cpia1.c b/drivers/media/video/gspca/cpia1.c
index 80b8dae..c1ae05f 100644
--- a/drivers/media/video/gspca/cpia1.c
+++ b/drivers/media/video/gspca/cpia1.c
@@ -829,7 +829,7 @@
 	if (ret)
 		return ret;
 
-	do_command(gspca_dev, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0);
+	ret = do_command(gspca_dev, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0);
 	if (ret)
 		return ret;