artulab
projects
/
openbsd
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
ef9beff
)
drm/amdgpu: Fix out-of-bounds read of df_v1_7_channel_number
author
jsg
<jsg@openbsd.org>
Mon, 9 Sep 2024 09:19:49 +0000
(09:19 +0000)
committer
jsg
<jsg@openbsd.org>
Mon, 9 Sep 2024 09:19:49 +0000
(09:19 +0000)
From Ma Jun
f9267972490f9fcffe146e79828e97acc0da588c
in linux-6.6.y/6.6.50
d768394fa99467bcf2703bde74ddc96eeb0b71fa
in mainline linux
sys/dev/pci/drm/amd/amdgpu/df_v1_7.c
patch
|
blob
|
history
diff --git
a/sys/dev/pci/drm/amd/amdgpu/df_v1_7.c
b/sys/dev/pci/drm/amd/amdgpu/df_v1_7.c
index
5dfab80
..
cd29855
100644
(file)
--- a/
sys/dev/pci/drm/amd/amdgpu/df_v1_7.c
+++ b/
sys/dev/pci/drm/amd/amdgpu/df_v1_7.c
@@
-70,6
+70,8
@@
static u32 df_v1_7_get_hbm_channel_number(struct amdgpu_device *adev)
int fb_channel_number;
fb_channel_number = adev->df.funcs->get_fb_channel_number(adev);
+ if (fb_channel_number >= ARRAY_SIZE(df_v1_7_channel_number))
+ fb_channel_number = 0;
return df_v1_7_channel_number[fb_channel_number];
}