Since devm_kzalloc can be failed, it needs to be checked if not, NULL dereference could be happened.
Signed-off-by: Insu Yun wuninsu@gmail.com --- drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c index a5e99ac..aa1f7bc 100644 --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c @@ -666,6 +666,8 @@ struct drm_panel *vbt_panel_init(struct intel_dsi *intel_dsi, u16 panel_id)
/* This is cheating a bit with the cleanup. */ vbt_panel = devm_kzalloc(dev->dev, sizeof(*vbt_panel), GFP_KERNEL); + if (!vbt_panel) + return NULL;
vbt_panel->intel_dsi = intel_dsi; drm_panel_init(&vbt_panel->panel);