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drm/amdgpu/userq: Do not allow userspace to trivially triger kernel warnings

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From Tvrtko Ursulin
1753f5f81ab60a553287f9ee659a6ac363adf8d7 in linux-6.18.y/6.18.17
7b7d7693a55d606d700beb9549c9f7f0e5d9c24f in mainline linux
This commit is contained in:
jsg
2026-03-13 02:57:56 +00:00
parent 16aab9e59f
commit 4210f70627
1 changed files with 4 additions and 4 deletions
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sys/dev/pci/drm/amd/amdgpu/amdgpu_userq_fence.c
+4 -4
View File
@@ -858,7 +858,7 @@ int amdgpu_userq_wait_ioctl(struct drm_device *dev, void *data,
dma_resv_for_each_fence(&resv_cursor, gobj_read[i]->resv,
DMA_RESV_USAGE_READ, fence) {
if (WARN_ON_ONCE(num_fences >= wait_info->num_fences)) {
if (num_fences >= wait_info->num_fences) {
r = -EINVAL;
goto free_fences;
}
@@ -875,7 +875,7 @@ int amdgpu_userq_wait_ioctl(struct drm_device *dev, void *data,
dma_resv_for_each_fence(&resv_cursor, gobj_write[i]->resv,
DMA_RESV_USAGE_WRITE, fence) {
if (WARN_ON_ONCE(num_fences >= wait_info->num_fences)) {
if (num_fences >= wait_info->num_fences) {
r = -EINVAL;
goto free_fences;
}
@@ -899,7 +899,7 @@ int amdgpu_userq_wait_ioctl(struct drm_device *dev, void *data,
goto free_fences;
dma_fence_unwrap_for_each(f, &iter, fence) {
if (WARN_ON_ONCE(num_fences >= wait_info->num_fences)) {
if (num_fences >= wait_info->num_fences) {
r = -EINVAL;
goto free_fences;
}
@@ -923,7 +923,7 @@ int amdgpu_userq_wait_ioctl(struct drm_device *dev, void *data,
if (r)
goto free_fences;
if (WARN_ON_ONCE(num_fences >= wait_info->num_fences)) {
if (num_fences >= wait_info->num_fences) {
r = -EINVAL;
goto free_fences;
}