ath5k: use positive logic for HP laptop LEDs

Helge Deller reports that HP laptops (NC4010 and NC6000) use active-
high signals to turn on the LEDs.  Previous code used active-low for
all devices.
Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath5k/base.c

@@ -2581,8 +2581,6 @@ ath5k_init_leds(struct ath5k_softc *sc)
 	struct pci_dev *pdev = sc->pdev;
 	char name[ATH5K_LED_MAX_NAME_LEN + 1];
 
-	sc->led_on = 0;  /* active low */
-
 	/*
 	 * Auto-enable soft led processing for IBM cards and for
 	 * 5211 minipci cards.
@@ -2591,11 +2589,13 @@ ath5k_init_leds(struct ath5k_softc *sc)
 	    pdev->device == PCI_DEVICE_ID_ATHEROS_AR5211) {
 		__set_bit(ATH_STAT_LEDSOFT, sc->status);
 		sc->led_pin = 0;
+		sc->led_on = 0;  /* active low */
 	}
 	/* Enable softled on PIN1 on HP Compaq nc6xx, nc4000 & nx5000 laptops */
 	if (pdev->subsystem_vendor == PCI_VENDOR_ID_COMPAQ) {
 		__set_bit(ATH_STAT_LEDSOFT, sc->status);
 		sc->led_pin = 1;
+		sc->led_on = 1;  /* active high */
 	}
 	if (!test_bit(ATH_STAT_LEDSOFT, sc->status))
 		goto out;