MMSContext *mms = &mmsh->mms;
if(pos == 0 && whence == SEEK_CUR)
- return mms->asf_header_read_size + mms->remaining_in_len + mmsh->chunk_seq * mms->asf_packet_len;
+ return mms->asf_header_read_size + mms->remaining_in_len + mmsh->chunk_seq * (int64_t)mms->asf_packet_len;
return AVERROR(ENOSYS);
}