[gnome-software/wip/rancell/reviews] Fix uninitialized autofree variables

[Robert Ancell <rancell src gnome org>]

commit c5f2f25293e4c0ce958d67406cbb5258814a86ac
Author: Robert Ancell <robert ancell canonical com>
Date:   Tue Mar 1 21:59:28 2016 +1300

    Fix uninitialized autofree variables

 src/plugins/gs-plugin-ubuntu-reviews.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/plugins/gs-plugin-ubuntu-reviews.c b/src/plugins/gs-plugin-ubuntu-reviews.c
index b205f16..f64bb61 100644
--- a/src/plugins/gs-plugin-ubuntu-reviews.c
+++ b/src/plugins/gs-plugin-ubuntu-reviews.c
@@ -1093,7 +1093,7 @@ set_review_usefulness (GsPlugin *plugin,
                       gboolean is_useful,
                       GError **error)
 {
-       g_autofree gchar *path;
+       g_autofree gchar *path = NULL;
 
        if (!sign_into_ubuntu (plugin, error))
                return FALSE;
@@ -1110,7 +1110,7 @@ report_review (GsPlugin *plugin,
               const gchar *text,
               GError **error)
 {
-       g_autofree gchar *path;
+       g_autofree gchar *path = NULL;
 
        if (!sign_into_ubuntu (plugin, error))
                return FALSE;
@@ -1126,7 +1126,7 @@ remove_review (GsPlugin *plugin,
               const gchar *review_id,
               GError **error)
 {
-       g_autofree gchar *path;
+       g_autofree gchar *path = NULL;
 
        if (!sign_into_ubuntu (plugin, error))
                return FALSE;