diff options
| author | Ville Syrjälä <[email protected]> | 2018-05-08 16:39:40 +0530 |
|---|---|---|
| committer | Maarten Lankhorst <[email protected]> | 2018-05-11 09:04:25 +0200 |
| commit | bfe2e2c9564dd8e7c0109a7b1cc1bf61fbbedf95 (patch) | |
| tree | 3db685550af0eed9de8db038fe6964e8b0f99a43 | |
| parent | a9c266c27ee568e3028b804a447b1fea58209618 (diff) | |
video/hdmi: Reject illegal picture aspect ratios
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 <[email protected]>
Cc: "Lin, Jia" <[email protected]>
Cc: Akashdeep Sharma <[email protected]>
Cc: Jim Bride <[email protected]>
Cc: Jose Abreu <[email protected]>
Cc: Daniel Vetter <[email protected]>
Cc: Emil Velikov <[email protected]>
Cc: Thierry Reding <[email protected]>
Cc: Hans Verkuil <[email protected]>
Cc: [email protected]
Signed-off-by: Ville Syrjälä <[email protected]>
Reviewed-by: Jose Abreu <[email protected]>
Signed-off-by: Maarten Lankhorst <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
| -rw-r--r-- | drivers/video/hdmi.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/hdmi.c b/drivers/video/hdmi.c index 111a0ab6280a..38716eb50408 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; |