Zhiyi Zhang : explorer: Zero initialize DEVMODE before passing it to EnumDisplaySettings().
Module: wine Branch: master Commit: c9d2b62926883e7952a4585d09c6aa73335e9ede URL: https://source.winehq.org/git/wine.git/?a=commit;h=c9d2b62926883e7952a4585d0... Author: Zhiyi Zhang <zzhang(a)codeweavers.com> Date: Tue Aug 11 18:16:33 2020 +0800 explorer: Zero initialize DEVMODE before passing it to EnumDisplaySettings(). EnumDisplaySettings() on Wine does not write beyond the end of DEVMODE because it doesn't use dmDriverExtra currently, but this implementation detail should not be relied on. Signed-off-by: Zhiyi Zhang <zzhang(a)codeweavers.com> Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> --- programs/explorer/desktop.c | 1 + 1 file changed, 1 insertion(+) diff --git a/programs/explorer/desktop.c b/programs/explorer/desktop.c index 691db5c8bd..6f1ff54c14 100644 --- a/programs/explorer/desktop.c +++ b/programs/explorer/desktop.c @@ -889,6 +889,7 @@ static void initialize_display_settings(void) /* Store current display mode in the registry */ ddW.cb = sizeof(ddW); + memset(&dmW, 0, sizeof(dmW)); dmW.dmSize = sizeof(dmW); while (EnumDisplayDevicesW( NULL, i++, &ddW, 0 )) {
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Alexandre Julliard