--- /dev/null
+From: Martin Willi <martin@revosec.ch>
+Date: Fri, 3 May 2013 12:17:37 +0000 (+0200)
+Subject: In memwipe_check(), don't put magic on stack when calling do_magic()
+X-Git-Url: http://git.strongswan.org/?p=strongswan.git;a=commitdiff_plain;h=9312fbc7
+
+In memwipe_check(), don't put magic on stack when calling do_magic()
+
+Otherwise the magic might be on the stack while checking it.
+---
+
+--- a/src/libstrongswan/library.c
++++ b/src/libstrongswan/library.c
+@@ -154,7 +154,7 @@ static bool equals(char *a, char *b)
+ * Write magic to memory, and try to clear it with memwipe()
+ */
+ __attribute__((noinline))
+-static void do_magic(int magic, int **stack)
++static void do_magic(int *magic, int **stack)
+ {
+ int buf[32], i;
+
+@@ -162,7 +162,7 @@ static void do_magic(int magic, int **st
+ *stack = &i;
+ for (i = 0; i < countof(buf); i++)
+ {
+- buf[i] = magic;
++ buf[i] = *magic;
+ }
+ /* passing buf to dbg should make sure the compiler can't optimize out buf.
+ * we use directly dbg(3), as DBG3() might be stripped with DEBUG_LEVEL. */
+@@ -177,7 +177,7 @@ static bool check_memwipe()
+ {
+ int magic = 0xCAFEBABE, *ptr, *deeper, i, stackdir = 1;
+
+- do_magic(magic, &deeper);
++ do_magic(&magic, &deeper);
+
+ ptr = &magic;
+ if (deeper < ptr)