proto: Use .priv_data_size to allocate the private context

This simplifies the open functions by avoiding one function
call that needs error checking, reducing the amount of
extra bulk code.

Signed-off-by: Martin Storsjö <martin@martin.st>

1 files changed, 2 insertions, 8 deletions

diff --git a/libavformat/gopher.c b/libavformat/gopher.c
index 5f8c320f10..0543878ba8 100644
--- a/libavformat/gopher.c
+++ b/libavformat/gopher.c
@@ -72,24 +72,17 @@ static int gopher_close(URLContext *h)
         ffurl_close(s->hd);
         s->hd = NULL;
     }
-    av_freep(&h->priv_data);
     return 0;
 }
 
 static int gopher_open(URLContext *h, const char *uri, int flags)
 {
-    GopherContext *s;
+    GopherContext *s = h->priv_data;
     char hostname[1024], auth[1024], path[1024], buf[1024];
     int port, err;
 
     h->is_streamed = 1;
 
-    s = av_malloc(sizeof(GopherContext));
-    if (!s) {
-        return AVERROR(ENOMEM);
-    }
-    h->priv_data = s;
-
     /* needed in any case to build the host string */
     av_url_split(NULL, 0, auth, sizeof(auth), hostname, sizeof(hostname), &port,
                  path, sizeof(path), uri);
@@ -127,4 +120,5 @@ URLProtocol ff_gopher_protocol = {
     .url_read  = gopher_read,
     .url_write = gopher_write,
     .url_close = gopher_close,
+    .priv_data_size = sizeof(GopherContext),
 };