X-Git-Url: http://git.eversberg.eu/gitweb.cgi?p=lcr.git;a=blobdiff_plain;f=gsm.cpp;h=119f0f549b09349048f5d32383c62e3c54a9d681;hp=07746f78b9af53df3ae668ccf3e39d360282a78e;hb=34598a346419f0e661526e6208dade4aff570008;hpb=d4097e35584a9490c778d93b7667930a834481e7

diff --git a/gsm.cpp b/gsm.cpp
index 07746f7..119f0f5 100644
--- a/gsm.cpp
+++ b/gsm.cpp
@@ -199,14 +199,16 @@ struct gsm_mncc *create_mncc(int msg_type, unsigned int callref)
 }
 int send_and_free_mncc(void *instance, unsigned int msg_type, void *data)
 {
-	int ret;
+	int ret = 0;
 
+	if (instance) {
 #ifdef WITH_GSM_BS
-	ret = mncc_send((struct gsm_network *)instance, msg_type, data);
+		ret = mncc_send((struct gsm_network *)instance, msg_type, data);
 #endif
 #ifdef WITH_GSM_MS
-	ret = mncc_send((struct osmocom_ms *)instance, msg_type, data);
+		ret = mncc_send((struct osmocom_ms *)instance, msg_type, data);
 #endif
+	}
 	free(data);
 
 	return ret;