X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Fc93.c;h=256b9800cafbea59713ef815350362158db9626c;hb=963d4b76debd3b7577a8e35fb40662974d52fe28;hp=b1a245a3cfe866f9882b52431ac69191e7747055;hpb=50ae1f7e0ff1fa00236622415039f7e28d919a25;p=ffmpeg

diff --git a/libavformat/c93.c b/libavformat/c93.c
index b1a245a3cfe..256b9800caf 100644
--- a/libavformat/c93.c
+++ b/libavformat/c93.c
@@ -43,7 +43,7 @@ typedef struct C93DemuxContext {
     AVStream *audio;
 } C93DemuxContext;
 
-static int probe(AVProbeData *p)
+static int probe(const AVProbeData *p)
 {
     int i;
     int index = 1;
@@ -158,22 +158,19 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
 
     ret = avio_read(pb, pkt->data + 1, datasize);
     if (ret < datasize) {
-        ret = AVERROR(EIO);
-        goto fail;
+        return AVERROR(EIO);
     }
 
     datasize = avio_rl16(pb); /* palette size */
     if (datasize) {
         if (datasize != 768) {
             av_log(s, AV_LOG_ERROR, "invalid palette size %u\n", datasize);
-            ret = AVERROR_INVALIDDATA;
-            goto fail;
+            return AVERROR_INVALIDDATA;
         }
         pkt->data[0] |= C93_HAS_PALETTE;
         ret = avio_read(pb, pkt->data + pkt->size, datasize);
         if (ret < datasize) {
-            ret = AVERROR(EIO);
-            goto fail;
+            return AVERROR(EIO);
         }
         pkt->size += 768;
     }
@@ -186,10 +183,6 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
         pkt->data[0] |= C93_FIRST_FRAME;
     }
     return 0;
-
-    fail:
-    av_packet_unref(pkt);
-    return ret;
 }
 
 AVInputFormat ff_c93_demuxer = {