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dix: return early from DisableDevice if the device is already disabled

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Chase Douglas <chase.douglas@canonical.com>
This commit is contained in:
Peter Hutterer 2012-05-10 12:10:12 +10:00
parent 076f9d3a66
commit 46adcefb0e
1 changed files with 3 additions and 0 deletions
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3
dix/devices.c
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@ -428,6 +428,9 @@ DisableDevice(DeviceIntPtr dev, BOOL sendevent)
BOOL enabled;
int flags[MAXDEVICES] = { 0 };
if (!dev->enabled)
return TRUE;
for (prev = &inputInfo.devices;
*prev && (*prev != dev); prev = &(*prev)->next);
if (*prev != dev)