[FFmpeg-devel] [PATCH] check for mod by zero (issue 2502)

Daniel Kang daniel.d.kang
Sat Jan 8 05:33:17 CET 2011

On Fri, Jan 7, 2011 at 3:06 PM, Justin Ruggles <justin.ruggles at gmail.com>wrote:

>  In voc_get_packet(), if codec_id is invalid, don't read the packet.
> or alternatively, set it only once for the first valid value, then later
> instead of changing it if the value changes just print a warning and
> read the packet.
> In pcm.c if codec_id is invalid, don't try to decode the packet. It will
> screw up more than just the divide-by-zero.

I have added a check in voc_get_packet() along with a check in the pcm
decoder. I have kept the check for mod by zero.
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