only release cairo stuff if we ever initialized it.

[rrdtool.git] / src / rrd_thread_safe.c

diff --git a/src/rrd_thread_safe.c b/src/rrd_thread_safe.c
index 074a873..7e58ca6 100644 (file)
--- a/src/rrd_thread_safe.c
+++ b/src/rrd_thread_safe.c
@@ -35,7 +35,7 @@ static void context_destroy_context(
 
 /* Allocate the key */
 static void context_get_key(
-    )
+    void)
 {
     pthread_key_create(&context_key, context_destroy_context);
 }