path: root/drivers/gpu/drm/amd/amdgpu
diff options
authorChristophe JAILLET <>2020-08-09 22:34:06 +0200
committerAlex Deucher <>2020-08-10 18:06:10 -0400
commit78484d7c747e30468b35bd5f19edf602f50162a7 (patch)
tree9e95af6e7ee57a8664ad9aae18fb84ce46be7fed /drivers/gpu/drm/amd/amdgpu
parentf87812284172a9809820d10143b573d833cd3f75 (diff)
drm: amdgpu: Use the correct size when allocating memory
When '*sgt' is allocated, we must allocated 'sizeof(**sgt)' bytes instead of 'sizeof(*sg)'. The sizeof(*sg) is bigger than sizeof(**sgt) so this wastes memory but it won't lead to corruption. Fixes: f44ffd677fb3 ("drm/amdgpu: add support for exporting VRAM using DMA-buf v3") Reviewed-by: Christian K├Ânig <> Signed-off-by: Christophe JAILLET <> Signed-off-by: Alex Deucher <> Cc:
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
index 134cc36e30c5..0739e259bf91 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
@@ -462,7 +462,7 @@ int amdgpu_vram_mgr_alloc_sgt(struct amdgpu_device *adev,
unsigned int pages;
int i, r;
- *sgt = kmalloc(sizeof(*sg), GFP_KERNEL);
+ *sgt = kmalloc(sizeof(**sgt), GFP_KERNEL);
if (!*sgt)
return -ENOMEM;