sh_veu: Replace PTR_RET with PTR_ERR_OR_ZERO

PTR_RET is now deprecated. Use PTR_ERR_OR_ZERO instead.
Signed-off-by: NSachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: NRusty Russell <rusty@rustcorp.com.au>

drivers/media/platform/sh_veu.c

@@ -359,7 +359,7 @@ static int sh_veu_context_init(struct sh_veu_dev *veu)
 	veu->m2m_ctx = v4l2_m2m_ctx_init(veu->m2m_dev, veu,
 					 sh_veu_queue_init);
 
-	return PTR_RET(veu->m2m_ctx);
+	return PTR_ERR_OR_ZERO(veu->m2m_ctx);
 }
 
 static int sh_veu_querycap(struct file *file, void *priv,