Module: wine Branch: stable Commit: d756bb7f6b3d0ca75cfad4279ce769f6964b1bcd URL: https://source.winehq.org/git/wine.git/?a=commit;h=d756bb7f6b3d0ca75cfad4279...
Author: Sebastian Lackner sebastian@fds-team.de Date: Mon Apr 8 03:48:16 2019 +0000
dinput: Avoid deadlock when CS are acquired in different order.
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=43356 Signed-off-by: Alistair Leslie-Hughes leslie_alistair@hotmail.com Signed-off-by: Alexandre Julliard julliard@winehq.org (cherry picked from commit 02f0342833f6a6affced820519003d954681a7b4) Signed-off-by: Michael Stefaniuc mstefani@winehq.org
---
dlls/dinput/device.c | 8 ++++---- dlls/dinput/dinput_main.c | 4 ++-- dlls/dinput/dinput_private.h | 2 +- 3 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/dlls/dinput/device.c b/dlls/dinput/device.c index 322c8ac..6c44616 100644 --- a/dlls/dinput/device.c +++ b/dlls/dinput/device.c @@ -994,9 +994,9 @@ HRESULT WINAPI IDirectInputDevice2WImpl_Acquire(LPDIRECTINPUTDEVICE8W iface) EnterCriticalSection(&This->crit); res = This->acquired ? S_FALSE : DI_OK; This->acquired = 1; - if (res == DI_OK) - check_dinput_hooks(iface); LeaveCriticalSection(&This->crit); + if (res == DI_OK) + check_dinput_hooks(iface, TRUE);
return res; } @@ -1022,9 +1022,9 @@ HRESULT WINAPI IDirectInputDevice2WImpl_Unacquire(LPDIRECTINPUTDEVICE8W iface) EnterCriticalSection(&This->crit); res = !This->acquired ? DI_NOEFFECT : DI_OK; This->acquired = 0; - if (res == DI_OK) - check_dinput_hooks(iface); LeaveCriticalSection(&This->crit); + if (res == DI_OK) + check_dinput_hooks(iface, FALSE);
return res; } diff --git a/dlls/dinput/dinput_main.c b/dlls/dinput/dinput_main.c index 66dc6e3..65aaf92 100644 --- a/dlls/dinput/dinput_main.c +++ b/dlls/dinput/dinput_main.c @@ -1834,7 +1834,7 @@ static BOOL check_hook_thread(void) return hook_thread_id != 0; }
-void check_dinput_hooks(LPDIRECTINPUTDEVICE8W iface) +void check_dinput_hooks(LPDIRECTINPUTDEVICE8W iface, BOOL acquired) { static HHOOK callwndproc_hook; static ULONG foreground_cnt; @@ -1844,7 +1844,7 @@ void check_dinput_hooks(LPDIRECTINPUTDEVICE8W iface)
if (dev->dwCoopLevel & DISCL_FOREGROUND) { - if (dev->acquired) + if (acquired) foreground_cnt++; else foreground_cnt--; diff --git a/dlls/dinput/dinput_private.h b/dlls/dinput/dinput_private.h index abdfbeb..acda6c8 100644 --- a/dlls/dinput/dinput_private.h +++ b/dlls/dinput/dinput_private.h @@ -71,7 +71,7 @@ extern const struct dinput_device joystick_linux_device DECLSPEC_HIDDEN; extern const struct dinput_device joystick_linuxinput_device DECLSPEC_HIDDEN; extern const struct dinput_device joystick_osx_device DECLSPEC_HIDDEN;
-extern void check_dinput_hooks(LPDIRECTINPUTDEVICE8W) DECLSPEC_HIDDEN; +extern void check_dinput_hooks(LPDIRECTINPUTDEVICE8W, BOOL) DECLSPEC_HIDDEN; extern void check_dinput_events(void) DECLSPEC_HIDDEN; typedef int (*DI_EVENT_PROC)(LPDIRECTINPUTDEVICE8A, WPARAM, LPARAM);