Commit 08779c62 authored by Peter Hutterer's avatar Peter Hutterer

Reset grab->next to NULL when we're creating a grab.

This is definitely necessary in CheckDeviceGrabAndHintWindow (thanks to Paulo
Zanoni for spotting it). We're resetting it everywhere else too, just to be
save.
parent 49136d3e
......@@ -1170,6 +1170,7 @@ CheckDeviceGrabAndHintWindow(WindowPtr pWin, int type,
tempGrab.confineTo = NullWindow;
tempGrab.cursor = NullCursor;
tempGrab.genericMasks = NULL;
tempGrab.next = NULL;
(*dev->deviceGrab.ActivateGrab) (dev, &tempGrab, currentTime, TRUE);
}
}
......
......@@ -2001,6 +2001,7 @@ DeliverEventsToWindow(DeviceIntPtr pDev, WindowPtr pWin, xEvent
GrabRec tempGrab;
OtherInputMasks *inputMasks;
tempGrab.next = NULL;
tempGrab.device = pDev;
tempGrab.resource = client->clientAsMask;
tempGrab.window = pWin;
......@@ -3023,6 +3024,7 @@ CheckPassiveGrabsOnWindow(
tempGrab.detail.exact = xE->u.u.detail;
tempGrab.detail.pMask = NULL;
tempGrab.modifiersDetail.pMask = NULL;
tempGrab.next = NULL;
for (; grab; grab = grab->next)
{
#ifdef XKB
......@@ -4652,6 +4654,7 @@ ProcGrabPointer(ClientPtr client)
ConfineCursorToWindow(device, RootWindow(device), FALSE, FALSE);
oldCursor = grab->cursor;
}
tempGrab.next = NULL;
tempGrab.cursor = cursor;
tempGrab.resource = client->clientAsMask;
tempGrab.ownerEvents = stuff->ownerEvents;
......@@ -4820,6 +4823,7 @@ GrabDevice(ClientPtr client, DeviceIntPtr dev,
/* Otherwise segfaults happen on grabbed MPX devices */
memset(&tempGrab, 0, sizeof(GrabRec));
tempGrab.next = NULL;
tempGrab.window = pWin;
tempGrab.resource = client->clientAsMask;
tempGrab.ownerEvents = ownerEvents;
......@@ -5192,6 +5196,7 @@ ProcUngrabKey(ClientPtr client)
tempGrab.type = KeyPress;
tempGrab.detail.exact = stuff->key;
tempGrab.detail.pMask = NULL;
tempGrab.next = NULL;
if (!DeletePassiveGrabFromList(&tempGrab))
return(BadAlloc);
......@@ -5370,6 +5375,7 @@ ProcUngrabButton(ClientPtr client)
tempGrab.type = ButtonPress;
tempGrab.detail.exact = stuff->button;
tempGrab.detail.pMask = NULL;
tempGrab.next = NULL;
if (!DeletePassiveGrabFromList(&tempGrab))
return(BadAlloc);
......@@ -5897,6 +5903,7 @@ ExtGrabDevice(ClientPtr client,
newGrab.confineTo = confineTo;
newGrab.eventMask = xi_mask;
newGrab.genericMasks = NULL;
newGrab.next = NULL;
if (ge_masks)
{
......
......@@ -106,6 +106,7 @@ CreateGrab(
grab->confineTo = confineTo;
grab->cursor = cursor;
grab->genericMasks = NULL;
grab->next = NULL;
if (cursor)
cursor->refcnt++;
return grab;
......
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