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(parent: 0092965) | patch
drm/nouveau/gem: fix "refcount_t: underflow; use-after-free"
authorKarol Herbst <kherbst@redhat.com>
Tue, 6 Oct 2020 22:08:09 +0000 (00:08 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 10 Nov 2020 11:39:07 +0000 (12:39 +0100)
commitb74c934d47a6b2a868a519c37d19dfcd9ea0bfd5
tree9e08a0ab5344d11b6c93428d8637b6ef04b7decdtree | snapshot
parent009296595df7cdb41845feceae449e549759d4e0commit | diff
drm/nouveau/gem: fix "refcount_t: underflow; use-after-free"

[ Upstream commit 925681454d7b557d404b5d28ef4469fac1b2e105 ]

we can't use nouveau_bo_ref here as no ttm object was allocated and
nouveau_bo_ref mainly deals with that. Simply deallocate the object.

Signed-off-by: Karol Herbst <kherbst@redhat.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/gpu/drm/nouveau/nouveau_gem.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git