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From: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
To: gregkh@linuxfoundation.org
Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org,
	"Jiri Slaby (SUSE)" <jirislaby@kernel.org>,
	Heiko Carstens <hca@linux.ibm.com>,
	Vasily Gorbik <gor@linux.ibm.com>,
	Alexander Gordeev <agordeev@linux.ibm.com>,
	Christian Borntraeger <borntraeger@linux.ibm.com>,
	Sven Schnelle <svens@linux.ibm.com>,
	linux-s390@vger.kernel.org
Subject: [PATCH 1/6] tty: con3215: drop raw3215_info::ubuffer
Date: Tue, 21 Nov 2023 11:36:21 +0100	[thread overview]
Message-ID: <20231121103626.17772-2-jirislaby@kernel.org> (raw)
In-Reply-To: <20231121103626.17772-1-jirislaby@kernel.org>

clang-struct [1] found raw3215_info::ubuffer unused.

It's actually not used since 2004 when we switched to kernel buffers.

[1] https://github.com/jirislaby/clang-struct

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>
Cc: Christian Borntraeger <borntraeger@linux.ibm.com>
Cc: Sven Schnelle <svens@linux.ibm.com>
Cc: linux-s390@vger.kernel.org
---
 drivers/s390/char/con3215.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c
index 99361618c31f..34bc343dcfcc 100644
--- a/drivers/s390/char/con3215.c
+++ b/drivers/s390/char/con3215.c
@@ -89,7 +89,6 @@ struct raw3215_info {
 	wait_queue_head_t empty_wait; /* wait queue for flushing */
 	struct timer_list timer;      /* timer for delayed output */
 	int line_pos;		      /* position on the line (for tabs) */
-	char ubuffer[80];	      /* copy_from_user buffer */
 };
 
 /* array of 3215 devices structures */
-- 
2.42.1


  reply	other threads:[~2023-11-21 10:36 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-21 10:36 [PATCH 0/6] tty: remove unused structure members Jiri Slaby (SUSE)
2023-11-21 10:36 ` Jiri Slaby (SUSE) [this message]
2023-11-21 16:39   ` [PATCH 1/6] tty: con3215: drop raw3215_info::ubuffer Alexander Gordeev
2023-11-21 10:36 ` [PATCH 2/6] tty: ipwireless: remove unused ipw_dev::attribute_memory Jiri Slaby (SUSE)
2023-11-21 12:18   ` Jiri Kosina
2023-11-21 18:30   ` David Sterba
2023-11-21 10:36 ` [PATCH 3/6] tty: jsm: remove unused members from struct board_ops Jiri Slaby (SUSE)
2023-11-21 10:36 ` [PATCH 4/6] tty: jsm: remove unused struct jsm_board members Jiri Slaby (SUSE)
2023-11-21 10:36 ` [PATCH 5/6] tty: rp2: remove unused rp2_uart_port::ignore_rx Jiri Slaby (SUSE)
2023-11-21 10:36 ` [PATCH 6/6] tty: serial_cs: remove unused struct serial_cfg_mem Jiri Slaby (SUSE)
2023-11-21 15:35 ` [PATCH 0/6] tty: remove unused structure members Ilpo Järvinen

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