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Commit dc6f198f authored by Prashant Singh's avatar Prashant Singh
Browse files

disp: msm: add null pointer sanity checks 



Add missing null pointer checks for variables
before referencing them.

Change-Id: I5592ea136d2759e0a4adb288492c6ef00ae79c4d
Signed-off-by: default avatarPrashant Singh <prasin@codeaurora.org>
parent 2f41e9ab

msm/dsi/dsi_display.c

+12 −4
Original line number Diff line number Diff line
@@ -5559,14 +5559,22 @@ struct drm_panel *dsi_display_get_drm_panel(struct dsi_display * display) 
int dsi_display_drm_ext_bridge_init(struct dsi_display *display,

		struct drm_encoder *encoder, struct drm_connector *connector)

{

	struct drm_device *drm = encoder->dev;

	struct drm_bridge *bridge = encoder->bridge;

	struct drm_device *drm;

	struct drm_bridge *bridge;

	struct drm_bridge *ext_bridge;

	struct drm_connector *ext_conn;

	struct sde_connector *sde_conn = to_sde_connector(connector);

	struct drm_bridge *prev_bridge = bridge;

	struct sde_connector *sde_conn;

	struct drm_bridge *prev_bridge;

	int rc = 0, i;



	if (!display || !encoder || !connector)

		return -EINVAL;



	drm = encoder->dev;

	bridge = encoder->bridge;

	sde_conn = to_sde_connector(connector);

	prev_bridge = bridge;



	if (display->panel && !display->panel->host_config.ext_bridge_mode)

		return 0;

msm/msm_fb.c

+1 −1
Original line number Diff line number Diff line
@@ -395,7 +395,7 @@ struct drm_framebuffer *msm_framebuffer_init(struct drm_device *dev, 
				 + width * cpp

				 + mode_cmd->offsets[i];



			if (bos[i]->size < min_size) {

			if (!bos[i] || bos[i]->size < min_size) {

				ret = -EINVAL;

				goto fail;

			}