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authorDenis Efremov <yefremov.denis@gmail.com>2012-07-21 01:54:34 +0400
committerDavid S. Miller <davem@davemloft.net>2012-07-20 16:18:36 -0700
commit186e868786f97c8026f0a81400b451ace306b3a4 (patch)
treecc09f713912a357e20a2df6d46f3c788ac88ca6a /drivers/net
parentc073cfc89ff48ed5884af9e758344243caef92f7 (diff)
forcedeth: spin_unlock_irq in interrupt handler fix
The replacement of spin_lock_irq/spin_unlock_irq pair in interrupt handler by spin_lock_irqsave/spin_lock_irqrestore pair. Found by Linux Driver Verification project (linuxtesting.org). Signed-off-by: Denis Efremov <yefremov.denis@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/nvidia/forcedeth.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c
index 8b7c5129c7e..67edc2e15b8 100644
--- a/drivers/net/ethernet/nvidia/forcedeth.c
+++ b/drivers/net/ethernet/nvidia/forcedeth.c
@@ -3775,7 +3775,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data)
np->link_timeout = jiffies + LINK_TIMEOUT;
}
if (events & NVREG_IRQ_RECOVER_ERROR) {
- spin_lock_irq(&np->lock);
+ spin_lock_irqsave(&np->lock, flags);
/* disable interrupts on the nic */
writel(NVREG_IRQ_OTHER, base + NvRegIrqMask);
pci_push(base);
@@ -3785,7 +3785,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data)
np->recover_error = 1;
mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
}
- spin_unlock_irq(&np->lock);
+ spin_unlock_irqrestore(&np->lock, flags);
break;
}
if (unlikely(i > max_interrupt_work)) {