[Ffmpeg-cvslog] r7065 - trunk/libavcodec/flicvideo.c

[Mike Melanson]

alex wrote:
> Author: alex
> Date: Tue Nov 14 20:19:13 2006
> New Revision: 7065
> 
> Modified:
>    trunk/libavcodec/flicvideo.c
> 
> Log:
> Fix possible overflows. Found by Steven Johnson

Can you explain how the following can overflow?

> -    signed char byte_run;
> +    int byte_run;
[...]
> -                        byte_run = buf[stream_ptr++];
> +                        byte_run = (signed char)(buf[stream_ptr++]);

I'm just having trouble seeing the difference.

-- 
	-Mike Melanson