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r8169: prevent RxFIFO induced loops in the irq handler.

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While the RxFIFO interruption is masked for most 8168, nothing prevents
it to appear in the irq status word. This is no excuse to crash.

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Cc: Ivan Vecera <ivecera@redhat.com>
Cc: Hayes <hayeswang@realtek.com>
This commit is contained in:
Francois Romieu 2011-02-03 17:27:52 +01:00
parent 1519e57fe8
commit f60ac8e7ab
1 changed files with 9 additions and 0 deletions
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9
drivers/net/r8169.c
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@ -4650,6 +4650,15 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
netif_stop_queue(dev);
rtl8169_tx_timeout(dev);
goto done;
/* Testers needed. */
case RTL_GIGA_MAC_VER_17:
case RTL_GIGA_MAC_VER_19:
case RTL_GIGA_MAC_VER_20:
case RTL_GIGA_MAC_VER_21:
case RTL_GIGA_MAC_VER_23:
case RTL_GIGA_MAC_VER_24:
case RTL_GIGA_MAC_VER_27:
case RTL_GIGA_MAC_VER_28:
/* Experimental science. Pktgen proof. */
case RTL_GIGA_MAC_VER_12:
case RTL_GIGA_MAC_VER_25: