From 91b858d2de3f3effd75009e0bf1b791b20fd555a Mon Sep 17 00:00:00 2001
From: Sebastian Huber <sebastian.huber@embedded-brains.de>
Date: Tue, 16 Oct 2018 11:24:10 +0200
Subject: mDNSResponder: Fix use of uninitialized variables

---
 mDNSResponder/mDNSPosix/mDNSPosix.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'mDNSResponder')

diff --git a/mDNSResponder/mDNSPosix/mDNSPosix.c b/mDNSResponder/mDNSPosix/mDNSPosix.c
index 701374bb..e567087b 100755
--- a/mDNSResponder/mDNSPosix/mDNSPosix.c
+++ b/mDNSResponder/mDNSPosix/mDNSPosix.c
@@ -448,6 +448,15 @@ mDNSexport mDNSBool mDNSPlatformSetDNSConfig(mDNSBool setservers, mDNSBool setse
     (void) RegDomains;
     (void) BrowseDomains;
     (void) ackConfig;
+#ifdef __rtems__
+    /*
+     * Copied from mDNSMacOSX/mDNSMacOSX.c to prevent use of uninitialized
+     * stack variables.
+     */
+    if (fqdn         ) fqdn->c[0]      = 0;
+    if (RegDomains   ) *RegDomains     = NULL;
+    if (BrowseDomains) *BrowseDomains  = NULL;
+#endif /* __rtems__ */
 
     return mDNStrue;
 }
-- 
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