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Commit c32df787 authored by Satya Rama Aditya Pinapala's avatar Satya Rama Aditya Pinapala
Browse files

disp: msm: dsi: add check to avoid null pointer access 



Add a check for valid pointer in the DSI CTRL logging macros
to fix null pointer access issues.

Change-Id: I92576e1db6c2d8b52c2adddd8c964bc2455536e4
Signed-off-by: default avatarSatya Rama Aditya Pinapala <psraditya30@codeaurora.org>
parent 9081908b

msm/dsi/dsi_ctrl.c

+3 −3
Original line number Diff line number Diff line
@@ -33,13 +33,13 @@ 
#define TICKS_IN_MICRO_SECOND    1000000



#define DSI_CTRL_DEBUG(c, fmt, ...)	DRM_DEV_DEBUG(NULL, "[msm-dsi-debug]: %s: "\

		fmt, c->name, ##__VA_ARGS__)

		fmt, c ? c->name : "inv", ##__VA_ARGS__)

#define DSI_CTRL_ERR(c, fmt, ...)	DRM_DEV_ERROR(NULL, "[msm-dsi-error]: %s: "\

		fmt, c->name, ##__VA_ARGS__)

		fmt, c ? c->name : "inv", ##__VA_ARGS__)

#define DSI_CTRL_INFO(c, fmt, ...)	DRM_DEV_INFO(NULL, "[msm-dsi-info]: %s: "\

		fmt, c->name, ##__VA_ARGS__)

#define DSI_CTRL_WARN(c, fmt, ...)	DRM_WARN("[msm-dsi-warn]: %s: " fmt,\

		c->name, ##__VA_ARGS__)

		c ? c->name : "inv", ##__VA_ARGS__)



struct dsi_ctrl_list_item {

	struct dsi_ctrl *ctrl;