From ee143e81426371a93b891ce65891b43034e87347 Mon Sep 17 00:00:00 2001
From: Tristan Gingold <gingold@adacore.com>
Date: Tue, 10 Nov 2009 10:05:47 +0000
Subject: 2009-11-10  Tristan Gingold  <gingold@adacore.com>

	* avr-tdep.c (avr_make_saddr): Return 0 for NULL.
---
 gdb/avr-tdep.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'gdb/avr-tdep.c')

diff --git a/gdb/avr-tdep.c b/gdb/avr-tdep.c
index 6d04e56..6de10f2 100644
--- a/gdb/avr-tdep.c
+++ b/gdb/avr-tdep.c
@@ -240,6 +240,10 @@ avr_convert_iaddr_to_raw (CORE_ADDR x)
 static CORE_ADDR
 avr_make_saddr (CORE_ADDR x)
 {
+  /* Return 0 for NULL.  */
+  if (x == 0)
+    return 0;
+
   return ((x) | AVR_SMEM_START);
 }
 
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