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author | Dmitrii Tcvetkov <demfloro@demfloro.ru> | 2016-06-20 13:52:14 +0300 |
---|---|---|
committer | Ben Skeggs <bskeggs@redhat.com> | 2016-06-24 07:50:23 +1000 |
commit | eb213eba55c0582c84d28f763fd978e153472e50 (patch) | |
tree | 858cdae3e63ff9dc6fa534d7eb19f4987f39c13b | |
parent | 0e9813239d096749a41c11ddf8f3d1d41e70182b (diff) | |
download | nouveau-eb213eba55c0582c84d28f763fd978e153472e50.tar.gz |
drm: fix for disabled fbdev emulation
Hello,
after this commit:
commit f045f459d925138fe7d6193a8c86406bda7e49da
Author: Ben Skeggs <bskeggs@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@demfloro.ru>
Suggested-by: Ilia Mirkin <imirkin@alum.mit.edu>
Fixes: f045f459d925 ("nouveau_fbcon_init()")
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
-rw-r--r-- | drm/nouveau/nouveau_fbcon.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drm/nouveau/nouveau_fbcon.c b/drm/nouveau/nouveau_fbcon.c index 300ea03be..d1f248fd3 100644 --- a/drm/nouveau/nouveau_fbcon.c +++ b/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: |