xen: fix GCC warning and remove duplicate EVTCHN_ROW/EVTCHN_COL usage

jabedude · Boris Ostrovsky · commit 4dca864b59dd · 2018-09-14T08:51:10.000-04:00
This patch removes duplicate macro useage in events_base.c.

It also fixes gcc warning:
variable ‘col’ set but not used [-Wunused-but-set-variable]

Signed-off-by: Joshua Abraham &lt;j.abraham1776@gmail.com&gt;
Reviewed-by: Juergen Gross &lt;jgross@suse.com&gt;
Signed-off-by: Boris Ostrovsky &lt;boris.ostrovsky@oracle.com&gt;
diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
@@ -138,7 +138,7 @@ static int set_evtchn_to_irq(unsigned evtchn, unsigned irq)
 		clear_evtchn_to_irq_row(row);
 	}
 
-	evtchn_to_irq[EVTCHN_ROW(evtchn)][EVTCHN_COL(evtchn)] = irq;
+	evtchn_to_irq[row][col] = irq;
 	return 0;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -138,7 +138,7 @@ static int set_evtchn_to_irq(unsigned evtchn, unsigned irq)`
`138`	`138`	`clear_evtchn_to_irq_row(row);`
`139`	`139`	`}`
`140`	`140`
`141`		`- evtchn_to_irq[EVTCHN_ROW(evtchn)][EVTCHN_COL(evtchn)] = irq;`
	`141`	`+ evtchn_to_irq[row][col] = irq;`
`142`	`142`	`return 0;`
`143`	`143`	`}`
`144`	`144`