[PATCH] service: handle g_sequence when relevant

[Tomasz Bursztyka]

Do not call g_sequence_sort_changed() when the sequence list is made of
less than 2 sequence iter to avoid such message in the logs:
GLib-CRITICAL: g_sequence_sort_changed: assertion `!is_end (iter)' failed
---
 src/service.c |   14 ++++++++------
 1 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/src/service.c b/src/service.c
index bfd8c7e..bcdcf09 100644
--- a/src/service.c
+++ b/src/service.c
@@ -4119,7 +4119,9 @@ int __connman_service_set_favorite(struct connman_service *service,
 
 	favorite_changed(service);
 
-	g_sequence_sort_changed(iter, service_compare, NULL);
+	if (g_sequence_get_length(service_list) > 1)
+		g_sequence_sort_changed(iter, service_compare, NULL);
+
 	service_schedule_changed();
 
 	__connman_connection_update_gateway();
@@ -4455,7 +4457,7 @@ static int service_indicate_state(struct connman_service *service)
 		service->error = CONNMAN_SERVICE_ERROR_UNKNOWN;
 
 	iter = g_hash_table_lookup(service_hash, service->identifier);
-	if (iter != NULL) {
+	if (iter != NULL && g_sequence_get_length(service_list) > 1) {
 		g_sequence_sort_changed(iter, service_compare, NULL);
 		service_schedule_changed();
 	}
@@ -5169,7 +5171,7 @@ static int service_register(struct connman_service *service)
 							NULL, service, NULL);
 
 	iter = g_hash_table_lookup(service_hash, service->identifier);
-	if (iter != NULL) {
+	if (iter != NULL && g_sequence_get_length(service_list) > 1) {
 		g_sequence_sort_changed(iter, service_compare, NULL);
 		service_schedule_changed();
 	}
@@ -5470,7 +5472,7 @@ void __connman_service_update_ordering(void)
 	GSequenceIter *iter;
 
 	iter = g_sequence_get_begin_iter(service_list);
-	if (iter != NULL)
+	if (iter != NULL && g_sequence_get_length(service_list) > 1)
 		g_sequence_sort_changed(iter, service_compare, NULL);
 }
 
@@ -5572,7 +5574,7 @@ static void update_from_network(struct connman_service *service,
 		service->network = connman_network_ref(network);
 
 	iter = g_hash_table_lookup(service_hash, service->identifier);
-	if (iter != NULL) {
+	if (iter != NULL && g_sequence_get_length(service_list) > 1) {
 		g_sequence_sort_changed(iter, service_compare, NULL);
 		service_schedule_changed();
 	}
@@ -5738,7 +5740,7 @@ roaming:
 sorting:
 	if (need_sort == TRUE) {
 		iter = g_hash_table_lookup(service_hash, service->identifier);
-		if (iter != NULL) {
+		if (iter != NULL && g_sequence_get_length(service_list) > 1) {
 			g_sequence_sort_changed(iter, service_compare, NULL);
 			service_schedule_changed();
 		}
-- 
1.7.8.5