msmpeg4dec: restore error concealment functionality after merge

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/msmpeg4.c

@@ -1810,7 +1810,7 @@ int ff_msmpeg4_decode_block(MpegEncContext * s, DCTELEM * block,
             i-= 192;
             if(i&(~63)){
                 const int left= get_bits_left(&s->gb);
-                if(((i+192 == 64 && level/qmul==-1) || !(s->err_recognition&AV_EF_BITSTREAM)) && left>=0){
+                if(((i+192 == 64 && level/qmul==-1) || !(s->err_recognition&(AV_EF_BITSTREAM|AV_EF_COMPLIANT))) && left>=0){
                     av_log(s->avctx, AV_LOG_ERROR, "ignoring overflow at %d %d\n", s->mb_x, s->mb_y);
                     break;
                 }else{