Fix a segfault when registering services with libdns_sd before the avahi daemon finished starting up; Closes rhbz 251700; Original patch from Tim Waugh

git-svn-id: file:///home/lennart/svn/public/avahi/trunk@1536 941a03a8-eaeb-0310-b9a0-b1bbd8fe43fe

1 files changed, 10 insertions, 0 deletions

diff --git a/avahi-compat-libdns_sd/compat.c b/avahi-compat-libdns_sd/compat.c
index 36bb84a..7c2686a 100644
--- a/avahi-compat-libdns_sd/compat.c
+++ b/avahi-compat-libdns_sd/compat.c
@@ -990,6 +990,16 @@ static void reg_client_callback(AvahiClient *s, AvahiClientState state, void* us
                     return;
                 }
             }
+
+            if (!sdref->service_name_chosen) {
+
+                assert(sdref->service_name);
+                
+                if (!(sdref->service_name_chosen = avahi_strdup(sdref->service_name))) {
+                    reg_report_error(sdref, kDNSServiceErr_NoMemory);
+                    return;
+                }
+            }
             
             /* Register the service */