From: Thomas Graf <tgr@lsx.localdomain>
Date: Tue, 29 Apr 2008 20:58:07 +0000 (+0200)
Subject: Ignore NULL pointers passed to nl_cache_free()
X-Git-Tag: libnl2_0~127
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f4f7704b0d119ddf9672d81b1d7f76347dbf7a1f;p=libnl

Ignore NULL pointers passed to nl_cache_free()
---

diff --git a/lib/cache.c b/lib/cache.c
index 285bc31..e7ba5b9 100644
--- a/lib/cache.c
+++ b/lib/cache.c
@@ -264,6 +264,9 @@ void nl_cache_clear(struct nl_cache *cache)
  */
 void nl_cache_free(struct nl_cache *cache)
 {
+	if (!cache)
+		return;
+
 	nl_cache_clear(cache);
 	NL_DBG(1, "Freeing cache %p <%s>...\n", cache, nl_cache_name(cache));
 	free(cache);