sleep: (void)ify some call

diff --git a/src/sleep/sleep.c b/src/sleep/sleep.c
index 4a7ffbd979067eea4bcfdd3f35122d629171ddf5..71bc8711211b9bbe6746b813f4e57321b1bea53d 100644 (file)
--- a/src/sleep/sleep.c
+++ b/src/sleep/sleep.c
@@ -166,7 +166,7 @@ static int execute(char **modes, char **states) {
                         return log_error_errno(r, "Failed to write mode to /sys/power/disk: %m");;
         }
 
-        execute_directories(dirs, DEFAULT_TIMEOUT_USEC, NULL, NULL, arguments, NULL, EXEC_DIR_PARALLEL | EXEC_DIR_IGNORE_ERRORS);
+        (void) execute_directories(dirs, DEFAULT_TIMEOUT_USEC, NULL, NULL, arguments, NULL, EXEC_DIR_PARALLEL | EXEC_DIR_IGNORE_ERRORS);
 
         log_struct(LOG_INFO,
                    "MESSAGE_ID=" SD_MESSAGE_SLEEP_START_STR,
@@ -186,7 +186,7 @@ static int execute(char **modes, char **states) {
                            "SLEEP=%s", arg_verb);
 
         arguments[1] = (char*) "post";
-        execute_directories(dirs, DEFAULT_TIMEOUT_USEC, NULL, NULL, arguments, NULL, EXEC_DIR_PARALLEL | EXEC_DIR_IGNORE_ERRORS);
+        (void) execute_directories(dirs, DEFAULT_TIMEOUT_USEC, NULL, NULL, arguments, NULL, EXEC_DIR_PARALLEL | EXEC_DIR_IGNORE_ERRORS);
 
         return r;
 }