Thread (29 messages) 29 messages, 4 authors, 2018-09-12
STALE2849d

[PATCH 06/25] tty: hvc: hvcs: Change return type to void

From: Jaejoong Kim <hidden>
Date: 2018-09-04 02:45:31
Also in: linux-bluetooth, linux-mmc, linux-s390, linux-serial, linux-um, linux-usb, linuxppc-dev, lkml, sparclinux
Subsystem: hypervisor virtual console driver, the rest, tty layer and serial drivers · Maintainers: Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby

Since tty_port_install() always returns 0, the return type has changed
to void. Now apply this and remove the obsolete error check.

Signed-off-by: Jaejoong Kim <redacted>
---
 drivers/tty/hvc/hvcs.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)
diff --git a/drivers/tty/hvc/hvcs.c b/drivers/tty/hvc/hvcs.c
index cb4db1b..4dfa70c 100644
--- a/drivers/tty/hvc/hvcs.c
+++ b/drivers/tty/hvc/hvcs.c
@@ -1140,16 +1140,10 @@ static int hvcs_install(struct tty_driver *driver, struct tty_struct *tty)
 		goto err_put;
 	}
 
-	retval = tty_port_install(&hvcsd->port, driver, tty);
-	if (retval)
-		goto err_irq;
+	tty_port_install(&hvcsd->port, driver, tty);
 
 	return 0;
-err_irq:
-	spin_lock_irqsave(&hvcsd->lock, flags);
-	vio_disable_interrupts(hvcsd->vdev);
-	spin_unlock_irqrestore(&hvcsd->lock, flags);
-	free_irq(irq, hvcsd);
+
 err_put:
 	tty_port_put(&hvcsd->port);
 
-- 
2.7.4
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