rpmsg: fix rpmsg_virtio_get_tx_payload_buffer error

wyr-7 · wyr-7 · commit 3187e0b3d07b · 2024-10-21T14:32:54.000+08:00
If rpmsg_virtio_notify_wait returns RPMSG_SUCCESS, we don't call
rpmsg_virtio_get_tx_buffer.

Signed-off-by: Yongrong Wang &lt;wangyongrong@xiaomi.com&gt;
Signed-off-by: Bowen Wang &lt;wangbowen6@xiaomi.com&gt;
diff --git a/lib/rpmsg/rpmsg_virtio.c b/lib/rpmsg/rpmsg_virtio.c
@@ -393,7 +393,7 @@ static void *rpmsg_virtio_get_tx_payload_buffer(struct rpmsg_device *rdev,
 		if (status == RPMSG_EOPNOTSUPP) {
 			metal_sleep_usec(RPMSG_TICKS_PER_INTERVAL);
 			tick_count--;
-		} else if (status == RPMSG_SUCCESS) {
+		} else if (status != RPMSG_SUCCESS) {
 			break;
 		}
 	}

Original file line number	Diff line number	Diff line change
`@@ -393,7 +393,7 @@ static void rpmsg_virtio_get_tx_payload_buffer(struct rpmsg_device rdev,`
`393`	`393`	`if (status == RPMSG_EOPNOTSUPP) {`
`394`	`394`	`metal_sleep_usec(RPMSG_TICKS_PER_INTERVAL);`
`395`	`395`	`tick_count--;`
`396`		`- } else if (status == RPMSG_SUCCESS) {`
	`396`	`+ } else if (status != RPMSG_SUCCESS) {`
`397`	`397`	`break;`
`398`	`398`	`}`
`399`	`399`	`}`