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ixgbe: balance free_irq calls with request_irq calls

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We were incorrectly freeing IRQs that we had not requested.  This change
corrects that by making certain we only free q_vectors that we have
requested IRQs for.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Ross Brattain <ross.b.brattain@intel.com>
Tested-by: Stephen Ko <stephen.s.ko@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Alexander Duyck 2011-02-15 02:12:05 +00:00 committed by Jeff Kirsher
parent dbf893ee85
commit 894ff7cf0e
1 changed files with 5 additions and 0 deletions
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5
drivers/net/ixgbe/ixgbe_main.c
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@ -2597,6 +2597,11 @@ static void ixgbe_free_irq(struct ixgbe_adapter *adapter)
i--;
for (; i >= 0; i--) {
/* free only the irqs that were actually requested */
if (!adapter->q_vector[i]->rxr_count &&
!adapter->q_vector[i]->txr_count)
continue;
free_irq(adapter->msix_entries[i].vector,
adapter->q_vector[i]);
}