kernel32: Add missing terminator on %wc format conversion.

8e6e015e · Alexandre Julliard · 6c64da8b · 8e6e015e
Commit 8e6e015e authored May 21, 2009 by Alexandre Julliard
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format_msg.c dlls/kernel32/format_msg.c +2 -1

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--- a/dlls/kernel32/format_msg.c
+++ b/dlls/kernel32/format_msg.c
@@ -266,8 +266,9 @@ DWORD WINAPI FormatMessageA(
                            else if (strcmp(fmtstr, "%wc") == 0)
                            {
                                sz = WideCharToMultiByte(CP_ACP, 0, (WCHAR *)argliststart, 1, NULL, 0, NULL, NULL);
-                                b = HeapAlloc(GetProcessHeap(), 0, sz);
+                                b = HeapAlloc(GetProcessHeap(), 0, sz + 1);
                                WideCharToMultiByte(CP_ACP, 0, (WCHAR *)argliststart, 1, b, sz, NULL, NULL);
+                                b[sz] = 0;
                            }
                            else
                            {