[gupnp] Use g_propagate_error

[Jens Georg <jensgeorg src gnome org>]

commit bbff7f8836557e501736f3a61ea24538bad1bccd
Author: Jens Georg <mail jensge org>
Date:   Sat May 24 19:04:30 2014 +0200

    Use g_propagate_error
    
    Signed-off-by: Jens Georg <mail jensge org>

 libgupnp/gupnp-service-proxy.c |   12 ++----------
 1 files changed, 2 insertions(+), 10 deletions(-)
---
diff --git a/libgupnp/gupnp-service-proxy.c b/libgupnp/gupnp-service-proxy.c
index ec1253b..9747889 100644
--- a/libgupnp/gupnp-service-proxy.c
+++ b/libgupnp/gupnp-service-proxy.c
@@ -1440,11 +1440,7 @@ gupnp_service_proxy_end_action_list (GUPnPServiceProxy       *proxy,
 
         /* Check for saved error from begin_action() */
         if (action->error) {
-                if (error)
-                        *error = action->error;
-                else
-                        g_error_free (action->error);
-
+                g_propagate_error (error, action->error);
                 gupnp_service_proxy_action_free (action);
 
                 return FALSE;
@@ -1511,11 +1507,7 @@ gupnp_service_proxy_end_action_hash (GUPnPServiceProxy       *proxy,
 
         /* Check for saved error from begin_action() */
         if (action->error) {
-                if (error)
-                        *error = action->error;
-                else
-                        g_error_free (action->error);
-
+                g_propagate_error (error, action->error);
                 gupnp_service_proxy_action_free (action);
 
                 return FALSE;