ide: use printk_once

Signed-off-by: Marcin Slusarz <[email protected]>
Acked-by: David S. Miller <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c
index 28d09a5..017c095 100644
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -273,14 +273,8 @@
 
 static void proc_ide_settings_warn(void)
 {
-	static int warned;
-
-	if (warned)
-		return;
-
-	printk(KERN_WARNING "Warning: /proc/ide/hd?/settings interface is "
+	printk_once(KERN_WARNING "Warning: /proc/ide/hd?/settings interface is "
 			    "obsolete, and will be removed soon!\n");
-	warned = 1;
 }
 
 static int ide_settings_proc_show(struct seq_file *m, void *v)