Re: [PATCH] drm/hisilicon: Fix use-after-free

2020-12-22 Thread Daniel Vetter
On Mon, Dec 14, 2020 at 12:17 PM Thomas Zimmermann wrote: > > Hi > > Am 14.12.20 um 11:32 schrieb Tian Tao: > > Fix the problem of dev being released twice. > > [ cut here ] > > refcount_t: underflow; use-after-free. > > WARNING: CPU: 75 PID: 15700 at lib/refcount.c:28 > >

Re: [PATCH] drm/hisilicon: Fix use-after-free

2020-12-14 Thread Thomas Zimmermann
Hi Am 14.12.20 um 11:32 schrieb Tian Tao: Fix the problem of dev being released twice. [ cut here ] refcount_t: underflow; use-after-free. WARNING: CPU: 75 PID: 15700 at lib/refcount.c:28 refcount_warn_saturate+0xd4/0x150 CPU: 75 PID: 15700 Comm: rmmod Tainted: G