From b5c28f6c7ce86fc53048d5c51a4850a82f48f876 Mon Sep 17 00:00:00 2001
From: Jakub Filak <jfilak@redhat.com>
Date: Tue, 11 Aug 2015 10:01:53 +0200
Subject: [PATCH] cli: fix testing of DBus API return codes

The DBus wrapper functions uses ERR_PTR to report an error, so the
callers has to test the returned pointers for NULL and for ERR_PTR.

Related: rhbz#1224984

Signed-off-by: Jakub Filak <jfilak@redhat.com>
---
 src/cli/list.c   | 3 +++
 src/cli/status.c | 5 ++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/cli/list.c b/src/cli/list.c
index c76e4fb..e688d2f 100644
--- a/src/cli/list.c
+++ b/src/cli/list.c
@@ -36,6 +36,9 @@ static problem_data_t *load_problem_data(const char *problem_id)
 
     /* First, check if there is a problem with the passed id */
     GList *problems = get_problems_over_dbus(g_cli_authenticate);
+    if (problems == ERR_PTR)
+        return NULL;
+
     GList *item = g_list_find_custom(problems, problem_id, (GCompareFunc)strcmp);
 
     /* (git requires at least 5 char hash prefix, we do the same) */
diff --git a/src/cli/status.c b/src/cli/status.c
index 0635289..3620cea 100644
--- a/src/cli/status.c
+++ b/src/cli/status.c
@@ -27,6 +27,9 @@ static unsigned int count_problem_dirs(unsigned long since)
     unsigned count = 0;
 
     GList *problems = get_problems_over_dbus(g_cli_authenticate);
+    if (problems == ERR_PTR)
+        return count;
+
     for (GList *iter = problems; iter != NULL; iter = g_list_next(iter))
     {
         const char *problem_id = (const char *)iter->data;
@@ -37,7 +40,7 @@ static unsigned int count_problem_dirs(unsigned long since)
         }
 
         char *time_str = load_text_over_dbus(problem_id, FILENAME_LAST_OCCURRENCE);
-        if (time_str == NULL)
+        if (time_str == ERR_PTR || time_str == NULL)
         {
             log_debug("Not counting problem %s: failed to get time element", problem_id);
             continue;
-- 
2.4.3