remoteproc_virtio_notify could use null notify operation

tammyleino · arnopo · commit e89dbeb52882 · 2022-04-15T09:19:19.000+02:00
remoteproc_virtio_notify updated to check notify operation before invoking.
Signed-off-by: Tammy Leino &lt;tammy_leino@mentor.com&gt;
diff --git a/lib/remoteproc/remoteproc.c b/lib/remoteproc/remoteproc.c
@@ -874,7 +874,10 @@ static int remoteproc_virtio_notify(void *priv, uint32_t id)
 {
 	struct remoteproc *rproc = priv;
 
-	return rproc->ops->notify(rproc, id);
+	if (rproc->ops->notify)
+		return rproc->ops->notify(rproc, id);
+
+	return 0;
 }
 
 struct virtio_device *

Original file line number	Diff line number	Diff line change
`@@ -874,7 +874,10 @@ static int remoteproc_virtio_notify(void *priv, uint32_t id)`
`874`	`874`	`{`
`875`	`875`	`struct remoteproc *rproc = priv;`
`876`	`876`
`877`		`- return rproc->ops->notify(rproc, id);`
	`877`	`+ if (rproc->ops->notify)`
	`878`	`+ return rproc->ops->notify(rproc, id);`
	`879`	`+`
	`880`	`+ return 0;`
`878`	`881`	`}`
`879`	`882`
`880`	`883`	`struct virtio_device *`