Eric Pouech : winedbg: Fix crash when no process attached in 'info wnd' command.

[Alexandre Julliard]

Module: wine
Branch: oldstable
Commit: 26c739a4fec6626142323f80ba003494c58f304b
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=26c739a4fec6626142323f80b...

Author: Eric Pouech 
Date:   Fri Jul  2 09:43:32 2021 +0200

winedbg: Fix crash when no process attached in 'info wnd' command.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=49625
Signed-off-by: Eric Pouech 
Signed-off-by: Alexandre Julliard 
(cherry picked from commit 5d8bad570d23fe7d69a04d8162fc3d4b76aad625)
Signed-off-by: Michael Stefaniuc

---

programs/winedbg/debugger.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/programs/winedbg/debugger.h b/programs/winedbg/debugger.h
index ddac129bab5..a63e160fac3 100644
--- a/programs/winedbg/debugger.h
+++ b/programs/winedbg/debugger.h
@@ -39,7 +39,7 @@
 #include "oaidl.h"
 #include <wine/list.h>

-#define ADDRSIZE        (dbg_curr_process->be_cpu->pointer_size)
+#define ADDRSIZE        (dbg_curr_process ? dbg_curr_process->be_cpu->pointer_size : (int)sizeof(void*))
 #define ADDRWIDTH       (ADDRSIZE * 2)

/* the debugger uses these exceptions for its internal use */