winedbg: Use target pointer size in indirect string access.

We read it into a void* so we also need to zero initialize it in case the target pointer size is shorter than ours. Signed-off-by: Rémi Bernon <rbernon@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

winedbg: Use target pointer size in indirect string access.
40f1c669 · Rémi Bernon · Alexandre Julliard · adfb0428 · 40f1c669
Commit 40f1c669 authored Apr 04, 2020 by Rémi Bernon Committed by Alexandre Julliard Apr 06, 2020
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memory.c programs/winedbg/memory.c +2 -2

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--- a/programs/winedbg/memory.c
+++ b/programs/winedbg/memory.c
@@ -268,12 +268,12 @@ BOOL memory_get_string(struct dbg_process* pcs, void* addr, BOOL in_debuggee,
 BOOL memory_get_string_indirect(struct dbg_process* pcs, void* addr, BOOL unicode, WCHAR* buffer, int size)
 {
-    void*       ad;
+    void*       ad = 0;
    SIZE_T	sz;
    buffer[0] = 0;
    if (addr &&
-        pcs->process_io->read(pcs->handle, addr, &ad, sizeof(ad), &sz) && sz == sizeof(ad) && ad)
+        pcs->process_io->read(pcs->handle, addr, &ad, pcs->be_cpu->pointer_size, &sz) && sz == pcs->be_cpu->pointer_size && ad)
    {
        LPSTR buff;
        BOOL ret;