[librest] RestProxyCall: Handle soup_error_new() failures

[Christophe Fergeau <teuf src gnome org>]

commit 22f044e197cb3c3ce9b1e19972bfd95eb0d53d82
Author: Christophe Fergeau <cfergeau redhat com>
Date:   Fri Apr 25 16:05:46 2014 +0200

    RestProxyCall: Handle soup_error_new() failures
    
    If given a URI it can't parse, soup_error_new() will return NULL.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=728953

 rest/rest-proxy-call.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/rest/rest-proxy-call.c b/rest/rest-proxy-call.c
index 6e553bd..a264f2e 100644
--- a/rest/rest-proxy-call.c
+++ b/rest/rest-proxy-call.c
@@ -783,6 +783,15 @@ prepare_message (RestProxyCall *call, GError **error_out)
     }
 
     message = soup_message_new (priv->method, priv->url);
+    if (message == NULL) {
+        g_free (content);
+        g_free (content_type);
+        g_set_error_literal (error_out,
+                             REST_PROXY_ERROR,
+                             REST_PROXY_ERROR_FAILED,
+                             "Could not parse URI");
+        return NULL;
+    }
     soup_message_set_request (message, content_type,
                               SOUP_MEMORY_TAKE, content, content_len);