Add compress_buf_free function

dcc-encoders should be in change of allocate and free the structure
don't put internal assumptions (which functions are used for memory
management) in different files.

Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Acked-by: Christophe Fergeau <cfergeau@redhat.com>

server/dcc-encoders.h

@@ -63,6 +63,11 @@ struct RedCompressBuf {
     RedCompressBuf *send_next;
 };
 
+static inline void compress_buf_free(RedCompressBuf *buf)
+{
+    g_free(buf);
+}
+
 typedef struct GlzSharedDictionary {
     RingItem base;
     GlzEncDictContext *dict;