alacenc: remove unneeded frame_size check in alac_encode_frame()

libavcodec/alacenc.c

@@ -492,11 +492,6 @@ static int alac_encode_frame(AVCodecContext *avctx, uint8_t *frame,
     PutBitContext *pb = &s->pbctx;
     int i, out_bytes, verbatim_flag = 0;
 
-    if (avctx->frame_size > DEFAULT_FRAME_SIZE) {
-        av_log(avctx, AV_LOG_ERROR, "input frame size exceeded\n");
-        return -1;
-    }
-
     if (buf_size < 2 * s->max_coded_frame_size) {
         av_log(avctx, AV_LOG_ERROR, "buffer size is too small\n");
         return -1;