[PATCH v3 29/48] scsi: mac53c94: Fix a set-but-not-used compiler warning

[Bart Van Assche <bvanassche@xxxxxxx>]

Fix the following compiler warning:

   drivers/scsi/mac53c94.c: In function 'mac53c94_init':
   drivers/scsi/mac53c94.c:128:13: warning: variable 'x' set but not used [-Wunused-but-set-variable]
     128 |         int x;

Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>
Reviewed-by: Hannes Reinecke <hare@xxxxxxx>
Reviewed-by: Himanshu Madhani <himanshu.madhani@xxxxxxxxxx>
Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
---
 drivers/scsi/mac53c94.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/scsi/mac53c94.c b/drivers/scsi/mac53c94.c
index 3976a18f6333..afa08309de36 100644
--- a/drivers/scsi/mac53c94.c
+++ b/drivers/scsi/mac53c94.c
@@ -125,7 +125,6 @@ static void mac53c94_init(struct fsc_state *state)
 {
 	struct mac53c94_regs __iomem *regs = state->regs;
 	struct dbdma_regs __iomem *dma = state->dma;
-	int x;
 
 	writeb(state->host->this_id | CF1_PAR_ENABLE, &regs->config1);
 	writeb(TIMO_VAL(250), &regs->sel_timeout);	/* 250ms */
@@ -134,7 +133,7 @@ static void mac53c94_init(struct fsc_state *state)
 	writeb(0, &regs->config3);
 	writeb(0, &regs->sync_period);
 	writeb(0, &regs->sync_offset);
-	x = readb(&regs->interrupt);
+	(void)readb(&regs->interrupt);
 	writel((RUN|PAUSE|FLUSH|WAKE) << 16, &dma->control);
 }