libavformat/rtpdec_h263_rfc2190.c:147: error: Integer Overflow L2
  ([0, min(7, `*buf`)] - [0, 64]):unsigned32 by call to `bitstream_skip`.

libavformat/rtpdec_h263_rfc2190.c:49:1: Parameter `data->endbyte_bits`
47. }
48. 
49. static int h263_handle_packet(AVFormatContext *ctx, PayloadContext *data,
    ^
50.                               AVStream *st, AVPacket *pkt, uint32_t *timestamp,
51.                               const uint8_t *buf, int len, uint16_t seq,

libavformat/rtpdec_h263_rfc2190.c:147:13: Call
145.             BitstreamContext bc;
146.             bitstream_init(&bc, buf, len * 8 - ebit);
147.             bitstream_skip(&bc, sbit);
                 ^
148.             if (data->endbyte_bits) {
149.                 data->endbyte |= bitstream_read(&bc, 8 - data->endbyte_bits);

libavcodec/bitstream.h:241:1: <LHS trace>
239. 
240. /* Skip n bits in the buffer. */
241. static inline void bitstream_skip(BitstreamContext *bc, unsigned n)
     ^
242. {
243.     if (n <= bc->bits_left)

libavcodec/bitstream.h:241:1: Parameter `n`
  239. 
  240. /* Skip n bits in the buffer. */
  241. static inline void bitstream_skip(BitstreamContext *bc, unsigned n)
       ^
  242. {
  243.     if (n <= bc->bits_left)

libavcodec/bitstream.h:241:1: <RHS trace>
239. 
240. /* Skip n bits in the buffer. */
241. static inline void bitstream_skip(BitstreamContext *bc, unsigned n)
     ^
242. {
243.     if (n <= bc->bits_left)

libavcodec/bitstream.h:241:1: Parameter `n`
  239. 
  240. /* Skip n bits in the buffer. */
  241. static inline void bitstream_skip(BitstreamContext *bc, unsigned n)
       ^
  242. {
  243.     if (n <= bc->bits_left)

libavcodec/bitstream.h:246:9: Binary operation: ([0, min(7, *buf)] - [0, 64]):unsigned32 by call to `bitstream_skip` 
  244.         skip_remaining(bc, n);
  245.     else {
  246.         n -= bc->bits_left;
               ^
  247.         skip_remaining(bc, bc->bits_left);
  248.         if (n >= 64) {
