From: Ville Syrjälä ville.syrjala@linux.intel.com
AVI infoframe can only carry none, 4:3, or 16:9 picture aspect ratios. Return an error if the user asked for something different.
Cc: Shashank Sharma shashank.sharma@intel.com Cc: "Lin, Jia" lin.a.jia@intel.com Cc: Akashdeep Sharma akashdeep.sharma@intel.com Cc: Jim Bride jim.bride@linux.intel.com Cc: Jose Abreu Jose.Abreu@synopsys.com Cc: Daniel Vetter daniel.vetter@ffwll.ch Cc: Emil Velikov emil.l.velikov@gmail.com Cc: Thierry Reding thierry.reding@gmail.com Cc: Hans Verkuil hans.verkuil@cisco.com Cc: linux-media@vger.kernel.org Signed-off-by: Ville Syrjälä ville.syrjala@linux.intel.com Reviewed-by: Jose Abreu joabreu@synopsys.com --- drivers/video/hdmi.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/video/hdmi.c b/drivers/video/hdmi.c index 111a0ab..38716eb5 100644 --- a/drivers/video/hdmi.c +++ b/drivers/video/hdmi.c @@ -93,6 +93,9 @@ ssize_t hdmi_avi_infoframe_pack(struct hdmi_avi_infoframe *frame, void *buffer, if (size < length) return -ENOSPC;
+ if (frame->picture_aspect > HDMI_PICTURE_ASPECT_16_9) + return -EINVAL; + memset(buffer, 0, size);
ptr[0] = frame->type;