James Hawkins : winedbg: Check buffer for NULL before writing to it.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 8be71fef5ba74034170259e40a2ec3cec5ac0942
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=8be71fef5ba74034170259e40a...

Author: James Hawkins <truiken(a)gmail.com>
Date:   Thu Jan 11 03:11:37 2007 -0600

winedbg: Check buffer for NULL before writing to it.

---

 programs/winedbg/memory.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/programs/winedbg/memory.c b/programs/winedbg/memory.c
index 84f43b0..b51257e 100644
--- a/programs/winedbg/memory.c
+++ b/programs/winedbg/memory.c
@@ -652,7 +652,7 @@ BOOL memory_get_register(DWORD regno, DW
             else
                 *value = div->pval;
 
-            snprintf(buffer, len, div->name);
+            if (buffer) snprintf(buffer, len, div->name);
             return TRUE;
         }
     }