[PATCH] scsi: ipr: remove unnecessary variable assignments and the variable itself

[Gustavo A. R. Silva]

Remove unnecessary variable assignments, the variable itself and
refactor the code.

Addresses-Coverity-ID: 1227034
Signed-off-by: Gustavo A. R. Silva <garsi...@embeddedor.com>
---
 drivers/scsi/ipr.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index b0c68d2..633db65 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -8414,7 +8414,6 @@ static int ipr_reset_next_stage(struct ipr_cmnd *ipr_cmd)
 static int ipr_reset_enable_ioa(struct ipr_cmnd *ipr_cmd)
 {
        struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
-       volatile u32 int_reg;
        volatile u64 maskval;
        int i;
 
@@ -8431,15 +8430,14 @@ static int ipr_reset_enable_ioa(struct ipr_cmnd 
*ipr_cmd)
        if (ioa_cfg->sis64) {
                /* Set the adapter to the correct endian mode. */
                writel(IPR_ENDIAN_SWAP_KEY, ioa_cfg->regs.endian_swap_reg);
-               int_reg = readl(ioa_cfg->regs.endian_swap_reg);
+               readl(ioa_cfg->regs.endian_swap_reg);
        }
 
-       int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32);
-
-       if (int_reg & IPR_PCII_IOA_TRANS_TO_OPER) {
+       if (readl(ioa_cfg->regs.sense_interrupt_reg32) &
+           IPR_PCII_IOA_TRANS_TO_OPER) {
                writel((IPR_PCII_ERROR_INTERRUPTS | IPR_PCII_HRRQ_UPDATED),
                       ioa_cfg->regs.clr_interrupt_mask_reg32);
-               int_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg);
+               readl(ioa_cfg->regs.sense_interrupt_mask_reg);
                return IPR_RC_JOB_CONTINUE;
        }
 
@@ -8453,7 +8451,7 @@ static int ipr_reset_enable_ioa(struct ipr_cmnd *ipr_cmd)
        } else
                writel(IPR_PCII_OPER_INTERRUPTS, 
ioa_cfg->regs.clr_interrupt_mask_reg32);
 
-       int_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg);
+       readl(ioa_cfg->regs.sense_interrupt_mask_reg);
 
        dev_info(&ioa_cfg->pdev->dev, "Initializing IOA.\n");
 
-- 
2.5.0