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(parent: e965e77) | patch
drm/sti: avoid potential dereference of error pointers
authorMa Ke <make24@iscas.ac.cn>
Fri, 13 Sep 2024 09:04:12 +0000 (17:04 +0800)
committerAlain Volmat <alain.volmat@foss.st.com>
Mon, 23 Sep 2024 19:40:52 +0000 (21:40 +0200)
commit831214f77037de02afc287eae93ce97f218d8c04
tree92ff8a616095015ba8866720716b306f17e996b9tree | snapshot
parente965e771b069421c233d674c3c8cd8c7f7245f42commit | diff
drm/sti: avoid potential dereference of error pointers

The return value of drm_atomic_get_crtc_state() needs to be
checked. To avoid use of error pointer 'crtc_state' in case
of the failure.

Cc: stable@vger.kernel.org
Fixes: dd86dc2f9ae1 ("drm/sti: implement atomic_check for the planes")
Signed-off-by: Ma Ke <make24@iscas.ac.cn>
Link: https://patchwork.freedesktop.org/patch/msgid/20240913090412.2022848-1-make24@iscas.ac.cn
Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>
drivers/gpu/drm/sti/sti_cursor.c diff | blob | history
Linux kernels and configurations used by Zygo.