g726enc: switch to ff_alloc_packet2()

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

libavcodec/g726.c

@@ -361,8 +361,7 @@ static int g726_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
     int i, ret, out_size;
 
     out_size = (frame->nb_samples * c->code_size + 7) / 8;
-    if ((ret = ff_alloc_packet(avpkt, out_size))) {
-        av_log(avctx, AV_LOG_ERROR, "Error getting output packet\n");
+    if ((ret = ff_alloc_packet2(avctx, avpkt, out_size))) {
         return ret;
     }
     init_put_bits(&pb, avpkt->data, avpkt->size);