diff --git a/libavformat/ffmdec.c b/libavformat/ffmdec.c
index b2a4bc20fb3bfa41b30e0b797f2119c075c1155e..33301e677e994254572b03d1cd5b2b409f69a5cf 100644
--- a/libavformat/ffmdec.c
+++ b/libavformat/ffmdec.c
@@ -252,6 +252,8 @@ static void adjust_write_index(AVFormatContext *s)
 }
 
 
+static int ffm_close(AVFormatContext *s);
+
 static int ffm_read_header(AVFormatContext *s, AVFormatParameters *ap)
 {
     FFMContext *ffm = s->priv_data;
@@ -381,12 +383,7 @@ static int ffm_read_header(AVFormatContext *s, AVFormatParameters *ap)
     ffm->first_packet = 1;
     return 0;
  fail:
-    for(i=0;i<s->nb_streams;i++) {
-        st = s->streams[i];
-        if (st) {
-            av_free(st);
-        }
-    }
+    ffm_close(s);
     return -1;
 }