diff options
| author | Insu Yun <wuninsu@gmail.com> | 2015-12-30 10:59:29 -0500 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2016-01-04 16:05:27 +0200 |
| commit | 62ab420f7458feb4ef1fa2ef094ee00af9844253 (patch) | |
| tree | 4c9d2fcd316090963923376b2a2415ab31aa2bbe /drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | |
| parent | eba51190f3c6ffcb685fc100a4234095b0146150 (diff) | |
i915: correctly handling failed allocation
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>
Link: http://patchwork.freedesktop.org/patch/msgid/1451491169-35068-1-git-send-email-wuninsu@gmail.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dsi_panel_vbt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c index a5e99ac305da..aa1f7bc8f4d0 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); |