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(parent: 234b70f) | patch
drm/drv: Hold ref on parent device during drm_device lifetime
authorNoralf Trønnes <noralf@tronnes.org>
Mon, 25 Feb 2019 14:42:26 +0000 (15:42 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 31 May 2019 13:43:58 +0000 (06:43 -0700)
commitaa5a0c0b0bb2e9563da7915b4cae2546c176b318
tree08d5169fc4fd3039547c8fa76469158fc2120b3dtree | snapshot
parent234b70f0f8f83a34bcb2e1eb3218d82ef449b7e2commit | diff
drm/drv: Hold ref on parent device during drm_device lifetime

[ Upstream commit 56be6503aab2bc3a30beae408071b9be5e1bae51 ]

This makes it safe to access drm_device->dev after the parent device has
been removed/unplugged.

Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190225144232.20761-2-noralf@tronnes.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/gpu/drm/drm_drv.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git