[PATCH] accel/qaic: Fix dma_free_attrs() buffer size

From: Thomas Fourier

Date: Tue Feb 10 2026 - 03:36:10 EST


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: c2052a4e5c99 ("drm/msm: implement a2xx mmu")
Cc: <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Thomas Fourier <fourier.thomas@xxxxxxxxx>
---
drivers/gpu/drm/msm/adreno/a2xx_gpummu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/msm/adreno/a2xx_gpummu.c b/drivers/gpu/drm/msm/adreno/a2xx_gpummu.c
index 0407c9bc8c1b..4467b04527cd 100644
--- a/drivers/gpu/drm/msm/adreno/a2xx_gpummu.c
+++ b/drivers/gpu/drm/msm/adreno/a2xx_gpummu.c
@@ -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);
--
2.43.0