andreacavalli/xserver-multidpi
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Xi: advance by the right number of bytes when trawling XI2 event masks.

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The wire layout is  [struct xXIEventMask][mask bytes]. So the pointer needs
to not only be advanced by the mask bytes, but also by the size of the
struct.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer 2009-05-25 13:55:17 +10:00
parent b395da91c5
commit b377994336
1 changed files with 2 additions and 0 deletions
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2
Xi/xiselectev.c
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@ -103,6 +103,7 @@ ProcXISelectEvent(ClientPtr client)
}
evmask = (xXIEventMask*)(((unsigned char*)evmask) + evmask->mask_len * 4);
evmask++;
}
/* Set masks on window */
@ -119,6 +120,7 @@ ProcXISelectEvent(ClientPtr client)
dixLookupDevice(&dev, evmask->deviceid, client, DixReadAccess);
XISetEventMask(dev, win, client, evmask->mask_len * 4, (unsigned char*)&evmask[1]);
evmask = (xXIEventMask*)(((unsigned char*)evmask) + evmask->mask_len * 4);
evmask++;
}
RecalculateDeliverableEvents(win);