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path: root/drivers/rpmsg/virtio_rpmsg_bus.c
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Diffstat (limited to 'drivers/rpmsg/virtio_rpmsg_bus.c')
-rw-r--r--drivers/rpmsg/virtio_rpmsg_bus.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c
index 671cb1803431..3090b0d3072f 100644
--- a/drivers/rpmsg/virtio_rpmsg_bus.c
+++ b/drivers/rpmsg/virtio_rpmsg_bus.c
@@ -791,8 +791,8 @@ static void rpmsg_xmit_done(struct virtqueue *svq)
}
/* invoked when a name service announcement arrives */
-static void rpmsg_ns_cb(struct rpmsg_device *rpdev, void *data, int len,
- void *priv, u32 src)
+static int rpmsg_ns_cb(struct rpmsg_device *rpdev, void *data, int len,
+ void *priv, u32 src)
{
struct rpmsg_ns_msg *msg = data;
struct rpmsg_device *newch;
@@ -808,7 +808,7 @@ static void rpmsg_ns_cb(struct rpmsg_device *rpdev, void *data, int len,
if (len != sizeof(*msg)) {
dev_err(dev, "malformed ns msg (%d)\n", len);
- return;
+ return -EINVAL;
}
/*
@@ -819,7 +819,7 @@ static void rpmsg_ns_cb(struct rpmsg_device *rpdev, void *data, int len,
*/
if (rpdev) {
dev_err(dev, "anomaly: ns ept has an rpdev handle\n");
- return;
+ return -EINVAL;
}
/* don't trust the remote processor for null terminating the name */
@@ -842,6 +842,8 @@ static void rpmsg_ns_cb(struct rpmsg_device *rpdev, void *data, int len,
if (!newch)
dev_err(dev, "rpmsg_create_channel failed\n");
}
+
+ return 0;
}
static int rpmsg_probe(struct virtio_device *vdev)