drm/msm/adreno: fix use after free on error path in a6xx_gpu_init()

Browse source

The a6xx_destroy() function frees "a6xx_gpu" and so "adreno_gpu" points
to freed memory.  Preserve the error code before freeing the memory to
avoid a use after free.

Fixes: d158886cba ("drm/msm/adreno: Trust the SSoT UBWC config")
Signed-off-by: Dan Carpenter <error27@gmail.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/732275/
Message-ID: <aiqNktNfXiaPhje3@stanley.mountain>
Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>

...

This commit is contained in:

Dan Carpenter 2026-06-11 13:27:30 +03:00 • committed by Rob Clark

parent 4478432781

commit b8a9c9c578

1 changed files with 2 additions and 1 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

3

drivers/gpu/drm/msm/adreno/a6xx_gpu.c

View file