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: Satya Rama Aditya Pinapala <psraditya30@codeaurora.org>
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@ -33,13 +33,13 @@
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#define TICKS_IN_MICRO_SECOND 1000000
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#define DSI_CTRL_DEBUG(c, fmt, ...) DRM_DEV_DEBUG(NULL, "[msm-dsi-debug]: %s: "\
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fmt, c->name, ##__VA_ARGS__)
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fmt, c ? c->name : "inv", ##__VA_ARGS__)
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#define DSI_CTRL_ERR(c, fmt, ...) DRM_DEV_ERROR(NULL, "[msm-dsi-error]: %s: "\
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fmt, c->name, ##__VA_ARGS__)
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fmt, c ? c->name : "inv", ##__VA_ARGS__)
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#define DSI_CTRL_INFO(c, fmt, ...) DRM_DEV_INFO(NULL, "[msm-dsi-info]: %s: "\
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fmt, c->name, ##__VA_ARGS__)
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#define DSI_CTRL_WARN(c, fmt, ...) DRM_WARN("[msm-dsi-warn]: %s: " fmt,\
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c->name, ##__VA_ARGS__)
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c ? c->name : "inv", ##__VA_ARGS__)
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struct dsi_ctrl_list_item {
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struct dsi_ctrl *ctrl;
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