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Diffstat (limited to 'drivers/net/e1000/e1000_main.c')
-rw-r--r--drivers/net/e1000/e1000_main.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index de69c54301c1..bfab14092d2c 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -3478,9 +3478,17 @@ static irqreturn_t e1000_intr(int irq, void *data)
3478 struct e1000_hw *hw = &adapter->hw; 3478 struct e1000_hw *hw = &adapter->hw;
3479 u32 icr = er32(ICR); 3479 u32 icr = er32(ICR);
3480 3480
3481 if (unlikely((!icr) || test_bit(__E1000_DOWN, &adapter->flags))) 3481 if (unlikely((!icr)))
3482 return IRQ_NONE; /* Not our interrupt */ 3482 return IRQ_NONE; /* Not our interrupt */
3483 3483
3484 /*
3485 * we might have caused the interrupt, but the above
3486 * read cleared it, and just in case the driver is
3487 * down there is nothing to do so return handled
3488 */
3489 if (unlikely(test_bit(__E1000_DOWN, &adapter->flags)))
3490 return IRQ_HANDLED;
3491
3484 if (unlikely(icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC))) { 3492 if (unlikely(icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC))) {
3485 hw->get_link_status = 1; 3493 hw->get_link_status = 1;
3486 /* guard against interrupt when we're going down */ 3494 /* guard against interrupt when we're going down */