use more _cleanup_ macro

[elogind.git] / src / core / killall.c

diff --git a/src/core/killall.c b/src/core/killall.c
index ea9bfa105e0c35d5139852d65e656160aa1a2adc..291e1f90eeb192be472f2faf876a04c4e0521093 100644 (file)
--- a/src/core/killall.c
+++ b/src/core/killall.c
@@ -33,7 +33,8 @@
 
 static bool ignore_proc(pid_t pid) {
         _cleanup_fclose_ FILE *f = NULL;
-        char c, *p;
+        char c;
+        const char *p;
         size_t count;
         uid_t uid;
         int r;
@@ -167,15 +168,15 @@ static int killall(int sig, Set *pids, bool send_sighup) {
                         continue;
 
                 if (sig == SIGKILL) {
-                        _cleanup_free_ char *s;
+                        _cleanup_free_ char *s = NULL;
 
                         get_process_comm(pid, &s);
-                        log_notice("Sending SIGKILL to PID %lu (%s).", (unsigned long) pid, strna(s));
+                        log_notice("Sending SIGKILL to PID "PID_FMT" (%s).", pid, strna(s));
                 }
 
                 if (kill(pid, sig) >= 0) {
                         if (pids)
-                                set_put(pids, ULONG_TO_PTR((unsigned long) pid));
+                                set_put(pids, ULONG_TO_PTR(pid));
                 } else if (errno != ENOENT)
                         log_warning("Could not kill %d: %m", pid);
 
@@ -201,7 +202,7 @@ static int killall(int sig, Set *pids, bool send_sighup) {
 
 void broadcast_signal(int sig, bool wait_for_exit, bool send_sighup) {
         sigset_t mask, oldmask;
-        Set *pids = NULL;
+        _cleanup_set_free_ Set *pids = NULL;
 
         if (wait_for_exit)
                 pids = set_new(trivial_hash_func, trivial_compare_func);
@@ -222,6 +223,4 @@ void broadcast_signal(int sig, bool wait_for_exit, bool send_sighup) {
                 wait_for_children(pids, &mask);
 
         assert_se(sigprocmask(SIG_SETMASK, &oldmask, NULL) == 0);
-
-        set_free(pids);
 }