dinput: Fix crash in dump_DIEFFECT() when rglDirection is unexpectedly NULL.

Signed-off-by: Brendan Shanks <bshanks@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

dinput: Fix crash in dump_DIEFFECT() when rglDirection is unexpectedly NULL.
f925becd · Brendan Shanks · Alexandre Julliard · e97fa67b · f925becd
Commit f925becd authored Mar 24, 2020 by Brendan Shanks Committed by Alexandre Julliard Mar 25, 2020
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joystick.c dlls/dinput/joystick.c +1 -1

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--- a/dlls/dinput/joystick.c
+++ b/dlls/dinput/joystick.c
@@ -207,7 +207,7 @@ void dump_DIEFFECT(LPCDIEFFECT eff, REFGUID guid, DWORD dwFlags)
    TRACE("  - dwTriggerButton: %d\n", eff->dwTriggerButton);
    TRACE("  - dwTriggerRepeatInterval: %d\n", eff->dwTriggerRepeatInterval);
    TRACE("  - rglDirection: %p\n", eff->rglDirection);
-    if (dwFlags & DIEP_DIRECTION) {
+    if (dwFlags & DIEP_DIRECTION && eff->rglDirection) {
        TRACE("    ");
        for (i = 0; i < eff->cAxes; ++i)
            TRACE("%d ", eff->rglDirection[i]);