Commit e4eb6e4d authored by Thomas Fourier's avatar Thomas Fourier Committed by Rob Clark
Browse files

drm/msm: Fix dma_free_attrs() buffer size 



The gpummu->table buffer is alloc'd with size TABLE_SIZE + 32 in
a2xx_gpummu_new() but freed with size TABLE_SIZE in
a2xx_gpummu_destroy().

Change the free size to match the allocation.

Fixes: c2052a4e ("drm/msm: implement a2xx mmu")
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarThomas Fourier <fourier.thomas@gmail.com>
Reviewed-by: default avatarDmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/707340/


Message-ID: <20260226095714.12126-2-fourier.thomas@gmail.com>
Signed-off-by: default avatarRob Clark <robin.clark@oss.qualcomm.com>
parent 20f644f4

drivers/gpu/drm/msm/adreno/a2xx_gpummu.c

+1 −1
Original line number Diff line number Diff line
@@ -78,7 +78,7 @@ static void a2xx_gpummu_destroy(struct msm_mmu *mmu) 
{

	struct a2xx_gpummu *gpummu = to_a2xx_gpummu(mmu);



	dma_free_attrs(mmu->dev, TABLE_SIZE, gpummu->table, gpummu->pt_base,

	dma_free_attrs(mmu->dev, TABLE_SIZE + 32, gpummu->table, gpummu->pt_base,

		DMA_ATTR_FORCE_CONTIGUOUS);



	kfree(gpummu);