[media] v4l: ti-vpe: fix error return code in vpe_probe()

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Reviewed-by: Archit Taneja <archit@ti.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
diff --git a/drivers/media/platform/ti-vpe/vpe.c b/drivers/media/platform/ti-vpe/vpe.c
index 89658a3..1a31c85 100644
--- a/drivers/media/platform/ti-vpe/vpe.c
+++ b/drivers/media/platform/ti-vpe/vpe.c
@@ -2007,8 +2007,10 @@
 	vpe_top_vpdma_reset(dev);
 
 	dev->vpdma = vpdma_create(pdev);
-	if (IS_ERR(dev->vpdma))
+	if (IS_ERR(dev->vpdma)) {
+		ret = PTR_ERR(dev->vpdma);
 		goto runtime_put;
+	}
 
 	vfd = &dev->vfd;
 	*vfd = vpe_videodev;