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input_id: small optimization

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In the parent traversal loop, use
udev_device_get_parent_with_subsystem_devtype() to only grab "input" class
devices.
This commit is contained in:
Martin Pitt 2009-12-03 12:46:22 +01:00
parent b919e0ffee
commit 175cb7b81d
1 changed files with 1 additions and 1 deletions
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2
extras/input_id/input_id.c
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@ -144,7 +144,7 @@ int main (int argc, char** argv)
/* walk up the parental chain until we find the real input device; the
* argument is very likely a subdevice of this, like eventN */
while (dev != NULL && udev_device_get_sysattr_value(dev, "capabilities/key") == NULL)
dev = udev_device_get_parent(dev);
dev = udev_device_get_parent_with_subsystem_devtype(dev, "input", NULL);
/* not an "input" class device */
if (dev == NULL)