@@ -59,7 +59,7 @@ static int xbm_decode_frame(AVCodecContext *avctx, void *data,

         int number, len;

         ptr += strcspn(ptr, "#");

-        if (sscanf(ptr, "#define %256s %u", name, &number) != 2) {

+        if (sscanf(ptr, "#define %255s %u", name, &number) != 2) {

             av_log(avctx, AV_LOG_ERROR, "Unexpected preprocessor directive\n");

             return AVERROR_INVALIDDATA;

         }