CHAR-Amiserial: turn local_save_flags() + local_irq_disable() into local_irq_save()

drivers/char/amiserial.c::rs_write() contains local_irq_disable()
after local_save_flags(). Turn it into local_irq_save().

Signed-off-by: Jiri Kosina <EMAIL_REMOVED>

---

 drivers/char/amiserial.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/drivers/char/amiserial.c b/drivers/char/amiserial.c
index feb4ac8..61f646b 100644
--- a/drivers/char/amiserial.c
+++ b/drivers/char/amiserial.c
@@ -904,8 +904,7 @@ static int rs_write(struct tty_struct * tty, const unsigned char *buf, int count
 	if (!info->xmit.buf)
 		return 0;
 
-	local_save_flags(flags);
-	local_irq_disable();
+	local_irq_save(flags);
 	while (1) {
 		c = CIRC_SPACE_TO_END(info->xmit.head,
 				      info->xmit.tail,