From fc80f096e4b0432f873807c6d5d7a66ebb345323 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= <marcandre.lureau@redhat.com>
Date: Tue, 25 Jan 2011 16:17:12 +0100
Subject: [PATCH] common: spice_memdup could accept NULL

(this patch is not to solve a crash fix, but to align with glib API)
---
 common/mem.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/common/mem.c b/common/mem.c
index 96be351c..7236cf0c 100644
--- a/common/mem.c
+++ b/common/mem.c
@@ -74,6 +74,10 @@ void *spice_memdup(const void *mem, size_t n_bytes)
 {
     void *copy;
 
+    if (mem == NULL) {
+        return NULL;
+    }
+
     copy = spice_malloc(n_bytes);
     memcpy(copy, mem, n_bytes);
     return copy;