linux-kernel - [PATCH 44/50] dgnc: don't bother with (empty) stub for TCXONC

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Date:   Thu, 13 Sep 2018 03:40:43 +0100
From:   Al Viro <viro@...IV.linux.org.uk>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 44/50] dgnc: don't bother with (empty) stub for TCXONC

From: Al Viro <viro@...iv.linux.org.uk>

for pity sake, that case is identical to their default: _and_ bears
an explicit comment re leaving to ldisc.  Which is what default is
doing, obviously...

Signed-off-by: Al Viro <viro@...iv.linux.org.uk>
---
 drivers/staging/dgnc/dgnc_tty.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index c01616f9e609..b8f865018950 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -2157,11 +2157,6 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
 		/* pretend we didn't recognize this */
 		return -ENOIOCTLCMD;
 
-	case TCXONC:
-		spin_unlock_irqrestore(&ch->ch_lock, flags);
-		/* Make the ld do it */
-		return -ENOIOCTLCMD;
-
 	case DIGI_GETA:
 		/* get information for ditty */
 		spin_unlock_irqrestore(&ch->ch_lock, flags);
-- 
2.11.0