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>
This commit is contained in:
Rémi Bernon 2020-04-04 11:30:13 +02:00 committed by Alexandre Julliard
parent adfb042819
commit 40f1c6693b
1 changed files with 2 additions and 2 deletions

View File

@ -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;