diff options
| author | Li Qiang <liqiang6-s@360.cn> | 2016-11-07 21:57:46 -0800 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2016-11-10 15:29:58 +0000 |
| commit | 07b026fd82d6cf11baf7d7c603c4f5f6070b35bf (patch) | |
| tree | 033b61ba48d3bebf3c988c1250f553100a688413 /hw/usb/redirect.c | |
| parent | 791f97758e223de3290592d169f8e6339c281714 (diff) | |
| download | focaccia-qemu-07b026fd82d6cf11baf7d7c603c4f5f6070b35bf.tar.gz focaccia-qemu-07b026fd82d6cf11baf7d7c603c4f5f6070b35bf.zip | |
usbredir: free vm_change_state_handler in usbredir destroy dispatch
In usbredir destroy dispatch function, it doesn't free the vm change state handler once registered in usbredir_realize function. This will lead a memory leak issue. This patch avoid this. Signed-off-by: Li Qiang <liqiang6-s@360.cn> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> Message-id: 58216976.d0236b0a.77b99.bcd6@mx.google.com Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw/usb/redirect.c')
| -rw-r--r-- | hw/usb/redirect.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c index 528081e581..a65723781e 100644 --- a/hw/usb/redirect.c +++ b/hw/usb/redirect.c @@ -132,6 +132,7 @@ struct USBRedirDevice { struct usbredirfilter_rule *filter_rules; int filter_rules_count; int compatible_speedmask; + VMChangeStateEntry *vmstate; }; #define TYPE_USB_REDIR "usb-redir" @@ -1411,7 +1412,8 @@ static void usbredir_realize(USBDevice *udev, Error **errp) usbredir_chardev_read, usbredir_chardev_event, dev, NULL, true); - qemu_add_vm_change_state_handler(usbredir_vm_state_change, dev); + dev->vmstate = + qemu_add_vm_change_state_handler(usbredir_vm_state_change, dev); } static void usbredir_cleanup_device_queues(USBRedirDevice *dev) @@ -1450,6 +1452,7 @@ static void usbredir_handle_destroy(USBDevice *udev) } free(dev->filter_rules); + qemu_del_vm_change_state_handler(dev->vmstate); } static int usbredir_check_filter(USBRedirDevice *dev) |