diff --git a/src/rc/checkpath.c b/src/rc/checkpath.c
index 4b57e187..74bed53f 100644
--- a/src/rc/checkpath.c
+++ b/src/rc/checkpath.c
@@ -52,7 +52,7 @@ static int do_check (char *path, uid_t uid, gid_t gid, mode_t mode, int file)
 {
 	struct stat st;
 
-	memset (&st, 0, sizeof (struct stat));
+	memset (&st, 0, sizeof (st));
 
 	if (stat (path, &st)) {
 		if (file) {
diff --git a/src/rc/mountinfo.c b/src/rc/mountinfo.c
index 7dc7d063..0d8d7a1c 100644
--- a/src/rc/mountinfo.c
+++ b/src/rc/mountinfo.c
@@ -319,7 +319,7 @@ static char **find_mounts (struct args *args)
 
 static regex_t *get_regex (const char *string)
 {
-	regex_t *reg = xmalloc (sizeof (regex_t));
+	regex_t *reg = xmalloc (sizeof (*reg));
 	int result;
 	char buffer[256];
 
@@ -390,7 +390,7 @@ int mountinfo (int argc, char **argv)
 #define REG_FREE(_var) \
 	if (_var) { regfree (_var); free (_var); }
 
-	memset (&args, 0, sizeof (struct args));
+	memset (&args, 0, sizeof (args));
 	args.mount_type = mount_to;
 	args.netdev = net_ignore;
 
diff --git a/src/rc/rc-plugin.c b/src/rc/rc-plugin.c
index 635e52fb..29bd43c2 100644
--- a/src/rc/rc-plugin.c
+++ b/src/rc/rc-plugin.c
@@ -111,15 +111,15 @@ void rc_plugin_load (void)
 			dlclose (h);
 		} else {
 			if (plugin) {
-				plugin->next = xmalloc (sizeof (plugin_t));
+				plugin->next = xmalloc (sizeof (*plugin->next));
 				plugin = plugin->next;
 			} else
-				plugin = plugins = xmalloc (sizeof (plugin_t));
+				plugin = plugins = xmalloc (sizeof (*plugin));
 
-			memset (plugin, 0, sizeof (plugin_t));
 			plugin->name = xstrdup (d->d_name);
 			plugin->handle = h;
 			plugin->hook = fptr;
+			plugin->next = NULL;
 		}
 	}
 	closedir (dp);
diff --git a/src/rc/rc.c b/src/rc/rc.c
index f0a76396..433babbf 100644
--- a/src/rc/rc.c
+++ b/src/rc/rc.c
@@ -224,7 +224,7 @@ static char read_key (bool block)
 	/* Now save our terminal settings. We need to restore them at exit as we
 	 * will be changing it for non-blocking reads for Interactive */
 	if (! termios_orig) {
-		termios_orig = xmalloc (sizeof (struct termios));
+		termios_orig = xmalloc (sizeof (*termios_orig));
 		tcgetattr (fd, termios_orig);
 	}
 
@@ -401,11 +401,11 @@ static void add_pid (pid_t pid)
 	if (sp) {
 		while (sp->next)
 			sp = sp->next;
-		sp->next = xmalloc (sizeof (pidlist_t));
+		sp->next = xmalloc (sizeof (*sp->next));
 		sp = sp->next;
 	} else
-		sp = service_pids = xmalloc (sizeof (pidlist_t));
-	memset (sp, 0, sizeof (pidlist_t));
+		sp = service_pids = xmalloc (sizeof (*sp));
+	memset (sp, 0, sizeof (*sp));
 	sp->pid = pid;
 }
 
diff --git a/src/rc/start-stop-daemon.c b/src/rc/start-stop-daemon.c
index 85930902..cecf55cf 100644
--- a/src/rc/start-stop-daemon.c
+++ b/src/rc/start-stop-daemon.c
@@ -215,13 +215,13 @@ static void parse_schedule (const char *string, int default_signal)
 	if (schedule)
 		free_schedulelist (&schedule);
 
-	schedule = xmalloc (sizeof (schedulelist_t));
+	schedule = xmalloc (sizeof (*schedule));
 	schedule->gotolist = NULL;
 
 	if (count == 0) {
 		schedule->type = schedule_signal;
 		schedule->value = default_signal;
-		schedule->next = xmalloc (sizeof (schedulelist_t));
+		schedule->next = xmalloc (sizeof (*schedule->next));
 		next = schedule->next;
 		next->type = schedule_timeout;
 		next->gotolist = NULL;
@@ -261,14 +261,14 @@ static void parse_schedule (const char *string, int default_signal)
 		}
 
 		if (string) {
-			next->next = xmalloc (sizeof (schedulelist_t));
+			next->next = xmalloc (sizeof (*next->next));
 			next = next->next;
 			next->gotolist = NULL;
 		}
 	}
 
 	if (repeatat) {
-		next->next = xmalloc (sizeof (schedulelist_t));
+		next->next = xmalloc (sizeof (*next->next));
 		next = next->next;
 		next->type = schedule_goto;
 		next->value = 0;