]> git.dujemihanovic.xyz Git - linux.git/commit
usbnet: fix cyclical race on disconnect with work queue
authorOliver Neukum <oneukum@suse.com>
Thu, 19 Sep 2024 12:33:42 +0000 (14:33 +0200)
committerPaolo Abeni <pabeni@redhat.com>
Thu, 26 Sep 2024 08:54:42 +0000 (10:54 +0200)
commit04e906839a053f092ef53f4fb2d610983412b904
treebc2d0f895a7f8203432c61255e0bb8b148549c16
parentb514c47ebf41a6536551ed28a05758036e6eca7c
usbnet: fix cyclical race on disconnect with work queue

The work can submit URBs and the URBs can schedule the work.
This cycle needs to be broken, when a device is to be stopped.
Use a flag to do so.
This is a design issue as old as the driver.

Signed-off-by: Oliver Neukum <oneukum@suse.com>
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
CC: stable@vger.kernel.org
Link: https://patch.msgid.link/20240919123525.688065-1-oneukum@suse.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
drivers/net/usb/usbnet.c
include/linux/usb/usbnet.h