diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/ath9k.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/init.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/pci.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/recv.c | 3 |
4 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 2c31f5142eda..d9bda275ec21 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -667,6 +667,7 @@ extern struct ieee80211_ops ath9k_ops; extern int modparam_nohwcrypt; extern int led_blink; extern int ath9k_pm_qos_value; +extern bool is_ath9k_unloaded; irqreturn_t ath_isr(int irq, void *dev); int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid, diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index b0e5e716b167..9efc77d82563 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -45,6 +45,7 @@ int ath9k_pm_qos_value = ATH9K_PM_QOS_DEFAULT_VALUE; module_param_named(pmqos, ath9k_pm_qos_value, int, S_IRUSR | S_IRGRP | S_IROTH); MODULE_PARM_DESC(pmqos, "User specified PM-QOS value"); +bool is_ath9k_unloaded; /* We use the hw_value as an index into our private channel structure */ #define CHAN2G(_freq, _idx) { \ @@ -899,6 +900,7 @@ module_init(ath9k_init); static void __exit ath9k_exit(void) { + is_ath9k_unloaded = true; ath_ahb_exit(); ath_pci_exit(); ath_rate_control_unregister(); diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c index 7ca8499249ec..3eb938d7a012 100644 --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c @@ -264,6 +264,8 @@ static void ath_pci_remove(struct pci_dev *pdev) struct ath_softc *sc = aphy->sc; void __iomem *mem = sc->mem; + if (!is_ath9k_unloaded) + sc->sc_ah->ah_flags |= AH_UNPLUGGED; ath9k_deinit_device(sc); free_irq(sc->irq, sc); ieee80211_free_hw(sc->hw); diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index 00ebed3f9158..b2497b8601e5 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -528,7 +528,8 @@ bool ath_stoprecv(struct ath_softc *sc) sc->rx.rxlink = NULL; spin_unlock_bh(&sc->rx.rxbuflock); - if (unlikely(!stopped)) { + if (!(ah->ah_flags & AH_UNPLUGGED) && + unlikely(!stopped)) { ath_err(ath9k_hw_common(sc->sc_ah), "Could not stop RX, we could be " "confusing the DMA engine when we start RX up\n"); |