Commit 78484d7c authored by Christophe JAILLET's avatar Christophe JAILLET Committed by Alex Deucher

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: f44ffd67 ("drm/amdgpu: add support for exporting VRAM using DMA-buf v3")
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent f8781228
...@@ -462,7 +462,7 @@ int amdgpu_vram_mgr_alloc_sgt(struct amdgpu_device *adev, ...@@ -462,7 +462,7 @@ int amdgpu_vram_mgr_alloc_sgt(struct amdgpu_device *adev,
unsigned int pages; unsigned int pages;
int i, r; int i, r;
*sgt = kmalloc(sizeof(*sg), GFP_KERNEL); *sgt = kmalloc(sizeof(**sgt), GFP_KERNEL);
if (!*sgt) if (!*sgt)
return -ENOMEM; return -ENOMEM;
......
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