X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fperl.c;h=c25bfe897870a8a83457c1c60e91b59c6767aa3e;hb=5c2993e4121feae745551be182221b31bc23ff97;hp=0a98684e9e809f30be3eb042abe3a254bb028510;hpb=ac077f078300f47d5a6b75aaeeb0999799309283;p=collectd.git

diff --git a/src/perl.c b/src/perl.c
index 0a98684e..c25bfe89 100644
--- a/src/perl.c
+++ b/src/perl.c
@@ -1199,7 +1199,10 @@ static void c_ithread_destructor (void *arg)
 
 	/* the ithread no longer exists */
 	if (NULL == t)
+	{
+		pthread_mutex_unlock (&perl_threads->mutex);
 		return;
+	}
 
 	c_ithread_destroy (ithread);
 
@@ -1640,15 +1643,15 @@ static XS (Collectd_plugin_dispatch_values)
 
 	values = ST (/* stack index = */ 0);
 
+	if (NULL == values)
+		XSRETURN_EMPTY;
+
 	/* Make sure the argument is a hash reference. */
 	if (! (SvROK (values) && (SVt_PVHV == SvTYPE (SvRV (values))))) {
 		log_err ("Collectd::plugin_dispatch_values: Invalid values.");
 		XSRETURN_EMPTY;
 	}
 
-	if (NULL == values)
-		XSRETURN_EMPTY;
-
 	ret = pplugin_dispatch_values (aTHX_ (HV *)SvRV (values));
 
 	if (0 == ret)
@@ -2073,7 +2076,7 @@ static int perl_shutdown (void)
 		return 0;
 
 	if (NULL == aTHX) {
-		c_ithread_t *t = NULL;
+		t = NULL;
 
 		pthread_mutex_lock (&perl_threads->mutex);
 		t = c_ithread_create (perl_threads->head->interp);
@@ -2506,7 +2509,10 @@ static int perl_config (oconfig_item_t *ci)
 		int current_status = 0;
 
 		if (NULL != perl_threads)
-			aTHX = PERL_GET_CONTEXT;
+		{
+			if ((aTHX = PERL_GET_CONTEXT) == NULL)
+				return -1;
+		}
 
 		if (0 == strcasecmp (c->key, "LoadPlugin"))
 			current_status = perl_config_loadplugin (aTHX_ c);