Always check asprintf return code

[elogind.git] / src / shared / sleep-config.c

diff --git a/src/shared/sleep-config.c b/src/shared/sleep-config.c
index 70a08960690060abd583c20f5650733e4b3935e4..16a488d56b982537385c3588cc62f2bbc0a06e9f 100644 (file)
--- a/src/shared/sleep-config.c
+++ b/src/shared/sleep-config.c
@@ -31,6 +31,7 @@
 #define USE(x, y) do{ (x) = (y); (y) = NULL; } while(0)
 
 int parse_sleep_config(const char *verb, char ***_modes, char ***_states) {
+
         _cleanup_strv_free_ char
                 **suspend_mode = NULL, **suspend_state = NULL,
                 **hibernate_mode = NULL, **hibernate_state = NULL,
@@ -44,21 +45,12 @@ int parse_sleep_config(const char *verb, char ***_modes, char ***_states) {
                 { "Sleep",   "HibernateState",   config_parse_strv,  0, &hibernate_state },
                 { "Sleep",   "HybridSleepMode",  config_parse_strv,  0, &hybrid_mode  },
                 { "Sleep",   "HybridSleepState", config_parse_strv,  0, &hybrid_state },
-                {}};
+                {}
+        };
 
-        int r;
-        FILE _cleanup_fclose_ *f;
-
-        f = fopen(PKGSYSCONFDIR "/sleep.conf", "re");
-        if (!f)
-                log_full(errno == ENOENT ? LOG_DEBUG: LOG_WARNING,
-                         "Failed to open configuration file " PKGSYSCONFDIR "/sleep.conf: %m");
-        else {
-                r = config_parse(NULL, PKGSYSCONFDIR "/sleep.conf", f, "Sleep\0",
-                                 config_item_table_lookup, (void*) items, false, false, NULL);
-                if (r < 0)
-                        log_warning("Failed to parse configuration file: %s", strerror(-r));
-        }
+        config_parse(NULL, PKGSYSCONFDIR "/sleep.conf", NULL,
+                     "Sleep\0",
+                     config_item_table_lookup, items, false, false, true, NULL);
 
         if (streq(verb, "suspend")) {
                 /* empty by default */
@@ -174,7 +166,7 @@ static int hibernation_partition_size(size_t *size, size_t *used) {
         assert(size);
         assert(used);
 
-        f = fopen("/proc/swaps", "r");
+        f = fopen("/proc/swaps", "re");
         if (!f) {
                 log_full(errno == ENOENT ? LOG_DEBUG : LOG_WARNING,
                          "Failed to retrieve open /proc/swaps: %m");
@@ -220,8 +212,8 @@ static int hibernation_partition_size(size_t *size, size_t *used) {
 
 static bool enough_memory_for_hibernation(void) {
         _cleanup_free_ char *active = NULL;
-        unsigned long long act;
-        size_t size, used;
+        unsigned long long act = 0;
+        size_t size = 0, used = 0;
         int r;
 
         r = hibernation_partition_size(&size, &used);