diff options
| author | Thomas Fourier <fourier.thomas@gmail.com> | 2026-02-26 10:57:11 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-03-19 16:08:41 +0100 |
| commit | a751a1230533f550f1b6c056e04c646b394e41ff (patch) | |
| tree | a8d564f966ea395b8350e4fee8ed960f4542c747 | |
| parent | 0189bf176dbe6e07cde08a6121108eda3bd18b06 (diff) | |
drm/msm: Fix dma_free_attrs() buffer size
commit e4eb6e4dd6348dd00e19c2275e3fbaed304ca3bd upstream.
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@vger.kernel.org>
Signed-off-by: Thomas Fourier <fourier.thomas@gmail.com>
Reviewed-by: Dmitry 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: Rob Clark <robin.clark@oss.qualcomm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/a2xx_gpummu.c | 2 |
1 files changed, 1 insertions, 1 deletions
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); |