summaryrefslogtreecommitdiffstats
path: root/drivers/char/virtio_console.c
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2010-03-22 20:05:26 -0700
committerDavid S. Miller <davem@davemloft.net>2010-03-22 20:05:26 -0700
commit91c030b4d6445ebe9fbddb86d584441f300df15c (patch)
treee8a48e3ad9e0448c690268175e555fa651983546 /drivers/char/virtio_console.c
parent7c3456fdb503071787f7f972de1069b9cacd16f0 (diff)
parentae6be51ed01d6c4aaf249a207b4434bc7785853b (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/char/virtio_console.c')
-rw-r--r--drivers/char/virtio_console.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index f404ccfc9c2..44288ce0cb4 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -681,6 +681,10 @@ static void resize_console(struct port *port)
struct virtio_device *vdev;
struct winsize ws;
+ /* The port could have been hot-unplugged */
+ if (!port)
+ return;
+
vdev = port->portdev->vdev;
if (virtio_has_feature(vdev, VIRTIO_CONSOLE_F_SIZE)) {
vdev->config->get(vdev,
@@ -947,11 +951,18 @@ static void handle_control_message(struct ports_device *portdev,
*/
err = sysfs_create_group(&port->dev->kobj,
&port_attribute_group);
- if (err)
+ if (err) {
dev_err(port->dev,
"Error %d creating sysfs device attributes\n",
err);
-
+ } else {
+ /*
+ * Generate a udev event so that appropriate
+ * symlinks can be created based on udev
+ * rules.
+ */
+ kobject_uevent(&port->dev->kobj, KOBJ_CHANGE);
+ }
break;
case VIRTIO_CONSOLE_PORT_REMOVE:
/*