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authorMa Jun <Jun.Ma2@amd.com>2024-04-25 14:00:17 +0800
committerAlex Deucher <alexander.deucher@amd.com>2024-05-08 15:17:05 -0400
commitbe1684930f5262a622d40ce7a6f1423530d87f89 (patch)
tree1bb7ea659489f430d1b0998e70f90951fe14577f /drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
parenta641c25fa45c95b4eaa036beba4624956a8fd461 (diff)
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 <Jun.Ma2@amd.com> Suggested-by: Christian König <christian.koenig@amd.com> Reviewed-by: Tim Huang <Tim.Huang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index 15c240656470..ad49cecb20b8 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)++] =