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(parent: 9ae96ce) | patch
drm/sun4i: Check return value of drm_vblank_init
authorChen-Yu Tsai <wens@csie.org>
Fri, 17 Feb 2017 03:13:26 +0000 (11:13 +0800)
committerMaxime Ripard <maxime.ripard@free-electrons.com>
Tue, 7 Mar 2017 21:15:15 +0000 (22:15 +0100)
commit363d0520f70f80c4e10e2b05b8e2c57a0a9517c3
treeed7768931cfe0849098195ca14a819a2e35d91b6tree | snapshot
parent9ae96ce1784f082e99800d63447886390908f8dacommit | diff
drm/sun4i: Check return value of drm_vblank_init

drm_vblank_init can fail due to insufficient memory. Ignoring the error
and proceeding may cause the kernel to dereference an invalid pointer
when vblank is enabled.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
drivers/gpu/drm/sun4i/sun4i_drv.c diff | blob | history
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