From: Ma Jun Date: Thu, 25 Apr 2024 06:00:17 +0000 (+0800) Subject: drm/amdgpu: Fix out-of-bounds write warning X-Git-Tag: v6.11-rc1~141^2~25^2~312 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=be1684930f5262a622d40ce7a6f1423530d87f89;p=thirdparty%2Fkernel%2Flinux.git drm/amdgpu: Fix out-of-bounds write warning Check the ring type value to fix the out-of-bounds write warning Signed-off-by: Ma Jun Suggested-by: Christian König Reviewed-by: Tim Huang Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c index 15c2406564700..ad49cecb20b8b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c @@ -352,7 +352,7 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring, ring->max_dw = max_dw; ring->hw_prio = hw_prio; - if (!ring->no_scheduler) { + if (!ring->no_scheduler && ring->funcs->type < AMDGPU_HW_IP_NUM) { hw_ip = ring->funcs->type; num_sched = &adev->gpu_sched[hw_ip][hw_prio].num_scheds; adev->gpu_sched[hw_ip][hw_prio].sched[(*num_sched)++] =