Commit 894ff7cf authored Feb 15, 2011 by Alexander Duyck Committed by Jeff Kirsher Mar 03, 2011

ixgbe: balance free_irq calls with request_irq calls



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>

parent dbf893ee

drivers/net/ixgbe/ixgbe_main.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -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]);
		}