Dmitrii Tcvetkov
2016-Jun-20 10:52 UTC
[Nouveau] [PATCH] drm/nouveau/nouveau_fbcon.c: fix for disabled fbdev emulation
Hello, after this commit: commit f045f459d925138fe7d6193a8c86406bda7e49da Author: Ben Skeggs <bskeggs at redhat.com> Date: Thu Jun 2 12:23:31 2016 +1000 drm/nouveau/fbcon: fix out-of-bounds memory accesses kernel started to oops when loading nouveau module when using GTX 780 Ti video adapter. This patch fixes the problem. Bug report: https://bugzilla.kernel.org/show_bug.cgi?id=120591 Signed-off-by: Dmitrii Tcvetkov <demfloro at demfloro.ru> Suggested-by: Ilia Mirkin <imirkin at alum.mit.edu> Fixes: f045f459d925 ("nouveau_fbcon_init()") --- drivers/gpu/drm/nouveau/nouveau_fbcon.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c index 300ea03..d1f248f 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c +++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c @@ -552,7 +552,8 @@ nouveau_fbcon_init(struct drm_device *dev) if (ret) goto fini; - fbcon->helper.fbdev->pixmap.buf_align = 4; + if (fbcon->helper.fbdev) + fbcon->helper.fbdev->pixmap.buf_align = 4; return 0; fini: -- 2.9.0
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