Variable num_processed is just being incremented and it's never used anywhere else. The variable and the increment are redundant so remove it. Signed-off-by: Colin Ian King <colin.i.king@xxxxxxxxx> --- drivers/ata/sata_dwc_460ex.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/ata/sata_dwc_460ex.c b/drivers/ata/sata_dwc_460ex.c index e3263e961045..fd699c5bfc34 100644 --- a/drivers/ata/sata_dwc_460ex.c +++ b/drivers/ata/sata_dwc_460ex.c @@ -472,7 +472,7 @@ static irqreturn_t sata_dwc_isr(int irq, void *dev_instance) struct ata_queued_cmd *qc; unsigned long flags; u8 status, tag; - int handled, num_processed, port = 0; + int handled, port = 0; uint intpr, sactive, sactive2, tag_mask; struct sata_dwc_device_port *hsdevp; hsdev->sactive_issued = 0; @@ -618,9 +618,7 @@ static irqreturn_t sata_dwc_isr(int irq, void *dev_instance) dev_dbg(ap->dev, "%s ATA status register=0x%x\n", __func__, status); tag = 0; - num_processed = 0; while (tag_mask) { - num_processed++; while (!(tag_mask & 0x00000001)) { tag++; tag_mask <<= 1; -- 2.37.3