From ca8a8560569c5eb954cb18c3a91087797ffa81a4 Mon Sep 17 00:00:00 2001 From: Vasanthakumar Thiagarajan Date: Tue, 16 Dec 2008 12:37:38 +0530 Subject: [PATCH] ath9k: Move rate control alg register/unregister to appropriate place This patch makes sure the rate control alg is registered/unregistered only once for this module. Signed-off-by: Vasanthakumar Thiagarajan Signed-off-by: John W. Linville --- drivers/net/wireless/ath9k/main.c | 30 ++++++++++++++---------------- 1 file changed, 14 insertions(+), 16 deletions(-) diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c index 550afbe8e96..11064cae8af 100644 --- a/drivers/net/wireless/ath9k/main.c +++ b/drivers/net/wireless/ath9k/main.c @@ -1229,9 +1229,6 @@ static void ath_detach(struct ath_softc *sc) ath_deinit_leds(sc); ieee80211_unregister_hw(hw); - - ath_rate_control_unregister(); - ath_rx_cleanup(sc); ath_tx_cleanup(sc); @@ -1512,15 +1509,7 @@ static int ath_attach(u16 devid, struct ath_softc *sc) hw->sta_data_size = sizeof(struct ath_node); hw->vif_data_size = sizeof(struct ath_vap); - /* Register rate control */ hw->rate_control_algorithm = "ath9k_rate_control"; - error = ath_rate_control_register(); - if (error != 0) { - DPRINTF(sc, ATH_DBG_FATAL, - "Unable to register rate control algorithm: %d\n", error); - ath_rate_control_unregister(); - goto bad; - } if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT) { setup_ht_cap(&sc->sbands[IEEE80211_BAND_2GHZ].ht_cap); @@ -1553,10 +1542,6 @@ static int ath_attach(u16 devid, struct ath_softc *sc) #endif error = ieee80211_register_hw(hw); - if (error != 0) { - ath_rate_control_unregister(); - goto bad; - } /* Initialize LED control */ ath_init_leds(sc); @@ -1564,7 +1549,6 @@ static int ath_attach(u16 devid, struct ath_softc *sc) return 0; detach: ath_detach(sc); -bad: return error; } @@ -2714,11 +2698,24 @@ static struct pci_driver ath_pci_driver = { static int __init init_ath_pci(void) { + int error; + printk(KERN_INFO "%s: %s\n", dev_info, ATH_PCI_VERSION); + /* Register rate control algorithm */ + error = ath_rate_control_register(); + if (error != 0) { + printk(KERN_ERR + "Unable to register rate control algorithm: %d\n", + error); + ath_rate_control_unregister(); + return error; + } + if (pci_register_driver(&ath_pci_driver) < 0) { printk(KERN_ERR "ath_pci: No devices found, driver not installed.\n"); + ath_rate_control_unregister(); pci_unregister_driver(&ath_pci_driver); return -ENODEV; } @@ -2729,6 +2726,7 @@ module_init(init_ath_pci); static void __exit exit_ath_pci(void) { + ath_rate_control_unregister(); pci_unregister_driver(&ath_pci_driver); printk(KERN_INFO "%s: Driver unloaded\n", dev_info); }