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path: root/drivers/scsi/sata_sil.c
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Diffstat (limited to 'drivers/scsi/sata_sil.c')
-rw-r--r--drivers/scsi/sata_sil.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/sata_sil.c b/drivers/scsi/sata_sil.c
index 0898cbe6458c..a7e99a1def2f 100644
--- a/drivers/scsi/sata_sil.c
+++ b/drivers/scsi/sata_sil.c
@@ -419,7 +419,8 @@ static irqreturn_t sil_interrupt(int irq, void *dev_instance,
if (unlikely(!ap || ap->flags & ATA_FLAG_DISABLED))
continue;
- if (!(bmdma2 & (SIL_DMA_COMPLETE | SIL_DMA_SATA_IRQ)))
+ if (bmdma2 == 0xffffffff ||
+ !(bmdma2 & (SIL_DMA_COMPLETE | SIL_DMA_SATA_IRQ)))
continue;
sil_host_intr(ap, bmdma2);