libavcodec/8bps.c:123: error: Integer Overflow L2
  ([1, +oo] - 2):unsigned32.

libavcodec/8bps.c:60:1: <LHS trace>
58.  *
59.  */
60. static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, const uint8_t *buf, int buf_size)
    ^
61. {
62.         EightBpsContext * const c = avctx->priv_data;

libavcodec/8bps.c:60:1: Parameter `*buf`
58.  *
59.  */
60. static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, const uint8_t *buf, int buf_size)
    ^
61. {
62.         EightBpsContext * const c = avctx->priv_data;

libavcodec/8bps.c:100:32: Assignment
 98.                         pixptr = c->pic.data[0] + row * c->pic.linesize[0] + planemap[p];
 99.                         pixptr_end = pixptr + c->pic.linesize[0];
100.                         dlen = be2me_16(*(const unsigned short *)(lp+row*2));
                                    ^
101.                         /* Decode a row of this plane */
102.                         while(dlen > 0) {

libavcodec/8bps.c:100:25: Assignment
 98.                         pixptr = c->pic.data[0] + row * c->pic.linesize[0] + planemap[p];
 99.                         pixptr_end = pixptr + c->pic.linesize[0];
100.                         dlen = be2me_16(*(const unsigned short *)(lp+row*2));
                             ^
101.                         /* Decode a row of this plane */
102.                         while(dlen > 0) {

libavcodec/8bps.c:123:41: Binary operation: ([1, +oo] - 2):unsigned32
121.                                         }
122.                                         dp++;
123.                                         dlen -= 2;
                                             ^
124.                                 }
125.                         }
