winedbg: Check buffer for NULL before writing to it.

8be71fef · James Hawkins · Alexandre Julliard · bf86302e · 8be71fef
Commit 8be71fef authored Jan 11, 2007 by James Hawkins Committed by Alexandre Julliard Jan 11, 2007
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memory.c programs/winedbg/memory.c +1 -1

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--- a/programs/winedbg/memory.c
+++ b/programs/winedbg/memory.c
@@ -652,7 +652,7 @@ BOOL memory_get_register(DWORD regno, DWORD** value, char* buffer, int len)
            else
                *value = div->pval;
-            snprintf(buffer, len, div->name);
+            if (buffer) snprintf(buffer, len, div->name);
            return TRUE;
        }
    }