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(parent: 3deec65) | patch
MFC r286799:
authorhselasky <hselasky@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f>
Sat, 29 Aug 2015 06:28:48 +0000 (06:28 +0000)
committerhselasky <hselasky@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f>
Sat, 29 Aug 2015 06:28:48 +0000 (06:28 +0000)
commit0a9fbec04c53531854fcb7a397b21ec39234c322
tree4b2f4a77d5599648777db2daff1f82fc8cf951d2tree | snapshot
parent3deec65a6da5ec592ccaaaf4eab79bb8afad658dcommit | diff
MFC r286799:
Fix race in USB PF which can happen if we stop tracing exactly when
the kernel is tapping an USB transfer. This leads to a NULL pointer
access. The solution is to only trace while the USB bus lock is
locked.

git-svn-id: svn://svn.freebsd.org/base/stable/8@287275 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
sys/dev/usb/usb_pf.c diff | blob | history
sys/dev/usb/usb_transfer.c diff | blob | history
8-STABLE