HID: logitech-hidpp: do not return the name length
We do not make any use of the actual name length get through hidpp_get_device_name(). Original patch by Benjamin Tissoires, this patch also replaces a (now) unnecessary goto by return NULL. Signed-off-by: NPeter Wu <peter@lekensteyn.nl> Signed-off-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: NJiri Kosina <jkosina@suse.cz>
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