[08/25] tty: n_gsm: Change return type to void
diff mbox series

Message ID 1536029091-4426-9-git-send-email-climbbb.kim@gmail.com
State Not Applicable
Headers show
Series
  • Change tty_port(standard)_install's return type
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Commit Message

Jaejoong Kim Sept. 4, 2018, 2:44 a.m. UTC
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 <climbbb.kim@gmail.com>
---
 drivers/tty/n_gsm.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

Patch
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diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
index 86b7e20..c52fa2d 100644
--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -2917,7 +2917,6 @@  static int gsmtty_install(struct tty_driver *driver, struct tty_struct *tty)
 	unsigned int line = tty->index;
 	unsigned int mux = line >> 6;
 	bool alloc = false;
-	int ret;
 
 	line = line & 0x3F;
 
@@ -2949,14 +2948,8 @@  static int gsmtty_install(struct tty_driver *driver, struct tty_struct *tty)
 		mutex_unlock(&gsm->mutex);
 		return -ENOMEM;
 	}
-	ret = tty_port_install(&dlci->port, driver, tty);
-	if (ret) {
-		if (alloc)
-			dlci_put(dlci);
-		mutex_unlock(&gsm->mutex);
-		return ret;
-	}
 
+	tty_port_install(&dlci->port, driver, tty);
 	dlci_get(dlci);
 	dlci_get(gsm->dlci[0]);
 	mux_get(gsm);