amdgpu: fix use-after-free
Closes: https://gitlab.freedesktop.org/mesa/drm/-/issues/96 Reviewed-by: Marek Olšák <marek.olsak@amd.com>main
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54b1208138
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118addfaf8
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@ -140,8 +140,8 @@ drm_public int amdgpu_cs_ctx_free(amdgpu_context_handle context)
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for (i = 0; i < AMDGPU_HW_IP_NUM; i++) {
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for (i = 0; i < AMDGPU_HW_IP_NUM; i++) {
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for (j = 0; j < AMDGPU_HW_IP_INSTANCE_MAX_COUNT; j++) {
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for (j = 0; j < AMDGPU_HW_IP_INSTANCE_MAX_COUNT; j++) {
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for (k = 0; k < AMDGPU_CS_MAX_RINGS; k++) {
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for (k = 0; k < AMDGPU_CS_MAX_RINGS; k++) {
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amdgpu_semaphore_handle sem;
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amdgpu_semaphore_handle sem, tmp;
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LIST_FOR_EACH_ENTRY(sem, &context->sem_list[i][j][k], list) {
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LIST_FOR_EACH_ENTRY_SAFE(sem, tmp, &context->sem_list[i][j][k], list) {
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list_del(&sem->list);
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list_del(&sem->list);
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amdgpu_cs_reset_sem(sem);
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amdgpu_cs_reset_sem(sem);
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amdgpu_cs_unreference_sem(sem);
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amdgpu_cs_unreference_sem(sem);
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