From 4371d4d992c58c9e8737e9ec5284199b4b523a25 Mon Sep 17 00:00:00 2001
From: Karl Ramm <kcr@1ts.org>
Date: Mon, 8 Nov 2010 03:58:58 +0000
Subject: check the return code from krb5_get_default_realm _before_
 dereferencing the pointer

---
 lib/ZInit.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/ZInit.c b/lib/ZInit.c
index 8339cf3..23dd4af 100644
--- a/lib/ZInit.c
+++ b/lib/ZInit.c
@@ -156,14 +156,14 @@ ZInitialize(void)
       char *p; /* XXX define this somewhere portable */
       /* XXX check ticket file here */
       code = krb5_get_default_realm(Z_krb5_ctx, &p);
+      if (code)
+	return code;
       strcpy(__Zephyr_realm, p);
 #ifdef HAVE_KRB5_FREE_DEFAULT_REALM
       krb5_free_default_realm(Z_krb5_ctx, p);
 #else
       free(p);
 #endif
-      if (code)
-	return code;
     }
 #else
 #ifdef HAVE_KRB4
-- 
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