From f15e60ce4ee90b713e1d84653c715dc8fa0d49ec Mon Sep 17 00:00:00 2001 From: "Tobin C. Harding" Date: Wed, 15 Mar 2017 10:44:29 +1100 Subject: [PATCH] staging: dgnc: preserve return code Return code from tty_check_change() should be being preserved. Preserve return code from call to tty_check_change(). Signed-off-by: Tobin C. Harding Signed-off-by: Greg Kroah-Hartman --- drivers/staging/dgnc/dgnc_tty.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c index 854bd1da8887..f7e754eba154 100644 --- a/drivers/staging/dgnc/dgnc_tty.c +++ b/drivers/staging/dgnc/dgnc_tty.c @@ -2394,7 +2394,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, rc = tty_check_change(tty); spin_unlock_irqrestore(&ch->ch_lock, flags); if (rc) - return -ENODEV; + return rc; rc = ch_bd_ops->drain(tty, 0); if (rc) @@ -2419,7 +2419,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, rc = tty_check_change(tty); spin_unlock_irqrestore(&ch->ch_lock, flags); if (rc) - return -ENODEV; + return rc; rc = ch_bd_ops->drain(tty, 0); if (rc) @@ -2437,7 +2437,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd, rc = tty_check_change(tty); spin_unlock_irqrestore(&ch->ch_lock, flags); if (rc) - return -ENODEV; + return rc; rc = ch_bd_ops->drain(tty, 0); if (rc) -- 2.30.2