AuxXxilium/linux_dsm_epyc7002
1
0
Fork 0
mirror of https://github.com/AuxXxilium/linux_dsm_epyc7002.git synced 2025-01-25 23:49:36 +07:00
Code Issues Actions Packages Projects Releases Wiki Activity

staging: most: usb: check for NULL device

Browse Source 
Check if the dci structer has been allocated before trying to release it.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Link: https://lore.kernel.org/r/1579793906-5054-8-git-send-email-christian.gromm@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christian Gromm 2020-01-23 16:38:23 +01:00 committed by Greg Kroah-Hartman
parent f9e6b51a99
commit fc157998b8
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/staging/most/usb/usb.c
View File

@ -1218,7 +1218,8 @@ static void hdm_disconnect(struct usb_interface *interface)
del_timer_sync(&mdev->link_stat_timer); del_timer_sync(&mdev->link_stat_timer);
cancel_work_sync(&mdev->poll_work_obj); cancel_work_sync(&mdev->poll_work_obj);
device_unregister(&mdev->dci->dev); if (mdev->dci)
device_unregister(&mdev->dci->dev);
most_deregister_interface(&mdev->iface); most_deregister_interface(&mdev->iface);
kfree(mdev->busy_urbs); kfree(mdev->busy_urbs);