diff --git a/drivers/net/wireless/zydas/zd1211rw/zd_usb.c b/drivers/net/wireless/zydas/zd1211rw/zd_usb.c index c30bf118c67d..c2cda3acd4af 100644 --- a/drivers/net/wireless/zydas/zd1211rw/zd_usb.c +++ b/drivers/net/wireless/zydas/zd1211rw/zd_usb.c @@ -371,25 +371,27 @@ static inline void handle_regs_int_override(struct urb *urb) { struct zd_usb *usb = urb->context; struct zd_usb_interrupt *intr = &usb->intr; + unsigned long flags; - spin_lock(&intr->lock); + spin_lock_irqsave(&intr->lock, flags); if (atomic_read(&intr->read_regs_enabled)) { atomic_set(&intr->read_regs_enabled, 0); intr->read_regs_int_overridden = 1; complete(&intr->read_regs.completion); } - spin_unlock(&intr->lock); + spin_unlock_irqrestore(&intr->lock, flags); } static inline void handle_regs_int(struct urb *urb) { struct zd_usb *usb = urb->context; struct zd_usb_interrupt *intr = &usb->intr; + unsigned long flags; int len; u16 int_num; ZD_ASSERT(in_interrupt()); - spin_lock(&intr->lock); + spin_lock_irqsave(&intr->lock, flags); int_num = le16_to_cpu(*(__le16 *)(urb->transfer_buffer+2)); if (int_num == CR_INTERRUPT) { @@ -425,7 +427,7 @@ static inline void handle_regs_int(struct urb *urb) } out: - spin_unlock(&intr->lock); + spin_unlock_irqrestore(&intr->lock, flags); /* CR_INTERRUPT might override read_reg too. */ if (int_num == CR_INTERRUPT && atomic_read(&intr->read_regs_enabled)) @@ -665,6 +667,7 @@ static void rx_urb_complete(struct urb *urb) struct zd_usb_rx *rx; const u8 *buffer; unsigned int length; + unsigned long flags; switch (urb->status) { case 0: @@ -693,14 +696,14 @@ static void rx_urb_complete(struct urb *urb) /* If there is an old first fragment, we don't care. */ dev_dbg_f(urb_dev(urb), "*** first fragment ***\n"); ZD_ASSERT(length <= ARRAY_SIZE(rx->fragment)); - spin_lock(&rx->lock); + spin_lock_irqsave(&rx->lock, flags); memcpy(rx->fragment, buffer, length); rx->fragment_length = length; - spin_unlock(&rx->lock); + spin_unlock_irqrestore(&rx->lock, flags); goto resubmit; } - spin_lock(&rx->lock); + spin_lock_irqsave(&rx->lock, flags); if (rx->fragment_length > 0) { /* We are on a second fragment, we believe */ ZD_ASSERT(length + rx->fragment_length <= @@ -710,9 +713,9 @@ static void rx_urb_complete(struct urb *urb) handle_rx_packet(usb, rx->fragment, rx->fragment_length + length); rx->fragment_length = 0; - spin_unlock(&rx->lock); + spin_unlock_irqrestore(&rx->lock, flags); } else { - spin_unlock(&rx->lock); + spin_unlock_irqrestore(&rx->lock, flags); handle_rx_packet(usb, buffer, length); }