diff options
| -rw-r--r-- | drivers/scsi/sata_sil24.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/scsi/sata_sil24.c b/drivers/scsi/sata_sil24.c index 0f810cdd3cc..c9318bda46a 100644 --- a/drivers/scsi/sata_sil24.c +++ b/drivers/scsi/sata_sil24.c @@ -527,6 +527,12 @@ static irqreturn_t sil24_interrupt(int irq, void *dev_instance, struct pt_regs * status = readl(hpriv->host_base + HOST_IRQ_STAT); + if (status == 0xffffffff) { + printk(KERN_ERR DRV_NAME ": IRQ status == 0xffffffff, " + "PCI fault or device removal?\n"); + goto out; + } + if (!(status & IRQ_STAT_4PORTS)) goto out; |