From a4412db28021552e1399695b3f5435ccbb03bf08 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 68dda47..d069695 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