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Message-Id: <1409579219-5956-1-git-send-email-waydi1@gmail.com>
Date: Mon, 1 Sep 2014 22:46:59 +0900
From: Seunghun Lee <waydi1@...il.com>
To: gregkh@...uxfoundation.org
Cc: driverdev-devel@...uxdriverproject.org,
linux-kernel@...r.kernel.org, Seunghun Lee <waydi1@...il.com>,
Lidza Louina <lidza.louina@...il.com>,
Mark Hounschell <markh@...pro.net>
Subject: [PATCH] staging: dgnc: split two assignments into the two assignments on two lines.
split two assignments into the two assignments on two lines.
CC: Lidza Louina <lidza.louina@...il.com>
CC: Mark Hounschell <markh@...pro.net>
Signed-off-by: Seunghun Lee <waydi1@...il.com>
---
drivers/staging/dgnc/TODO | 2 --
drivers/staging/dgnc/dgnc_cls.c | 15 ++++++++++-----
drivers/staging/dgnc/dgnc_driver.c | 10 ++++++----
drivers/staging/dgnc/dgnc_neo.c | 16 +++++++++++-----
drivers/staging/dgnc/dgnc_tty.c | 9 ++++++---
5 files changed, 33 insertions(+), 19 deletions(-)
diff --git a/drivers/staging/dgnc/TODO b/drivers/staging/dgnc/TODO
index d2828c7..22adff1 100644
--- a/drivers/staging/dgnc/TODO
+++ b/drivers/staging/dgnc/TODO
@@ -1,6 +1,4 @@
* checkpatch fixes
-* split two assignments into the two assignments on two lines;
- don't use two equals signs
* remove unecessary comments
* remove unecessary error messages. Example kzalloc() has its
own error message. Adding an extra one is useless.
diff --git a/drivers/staging/dgnc/dgnc_cls.c b/drivers/staging/dgnc/dgnc_cls.c
index 84b1377..0393d6d 100644
--- a/drivers/staging/dgnc/dgnc_cls.c
+++ b/drivers/staging/dgnc/dgnc_cls.c
@@ -493,9 +493,12 @@ static void cls_param(struct tty_struct *tty)
* If baud rate is zero, flush queues, and set mval to drop DTR.
*/
if ((ch->ch_c_cflag & (CBAUD)) == 0) {
- ch->ch_r_head = ch->ch_r_tail = 0;
- ch->ch_e_head = ch->ch_e_tail = 0;
- ch->ch_w_head = ch->ch_w_tail = 0;
+ ch->ch_r_head = 0;
+ ch->ch_r_tail = 0;
+ ch->ch_e_head = 0;
+ ch->ch_e_tail = 0;
+ ch->ch_w_head = 0;
+ ch->ch_w_tail = 0;
cls_flush_uart_write(ch);
cls_flush_uart_read(ch);
@@ -627,7 +630,8 @@ static void cls_param(struct tty_struct *tty)
break;
}
- ier = uart_ier = readb(&ch->ch_cls_uart->ier);
+ uart_ier = readb(&ch->ch_cls_uart->ier);
+ ier = uart_ier;
uart_lcr = readb(&ch->ch_cls_uart->lcr);
if (baud == 0)
@@ -915,7 +919,8 @@ static void cls_copy_data_from_uart_to_queue(struct channel_t *ch)
* I hope thats okay with everyone? Yes? Good.
*/
while (qleft < 1) {
- ch->ch_r_tail = tail = (tail + 1) & RQUEUEMASK;
+ tail = (tail + 1) & RQUEUEMASK;
+ ch->ch_r_tail = tail;
ch->ch_err_overrun++;
qleft++;
}
diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c
index 11bed56..2cc02c9 100644
--- a/drivers/staging/dgnc/dgnc_driver.c
+++ b/drivers/staging/dgnc/dgnc_driver.c
@@ -410,14 +410,16 @@ static int dgnc_found_board(struct pci_dev *pdev, int id)
unsigned long flags;
/* get the board structure and prep it */
- brd = dgnc_Board[dgnc_NumBoards] =
- kzalloc(sizeof(*brd), GFP_KERNEL);
+ dgnc_Board[dgnc_NumBoards] = kzalloc(sizeof(*brd), GFP_KERNEL);
+ brd = dgnc_Board[dgnc_NumBoards];
+
if (!brd)
return -ENOMEM;
/* make a temporary message buffer for the boot messages */
- brd->msgbuf = brd->msgbuf_head =
- kzalloc(sizeof(u8) * 8192, GFP_KERNEL);
+ brd->msgbuf_head = kzalloc(sizeof(u8) * 8192, GFP_KERNEL);
+ brd->msgbuf = brd->msgbuf_head;
+
if (!brd->msgbuf) {
kfree(brd);
return -ENOMEM;
diff --git a/drivers/staging/dgnc/dgnc_neo.c b/drivers/staging/dgnc/dgnc_neo.c
index 920ce2d..d6f4a80 100644
--- a/drivers/staging/dgnc/dgnc_neo.c
+++ b/drivers/staging/dgnc/dgnc_neo.c
@@ -626,9 +626,12 @@ static void neo_param(struct tty_struct *tty)
* If baud rate is zero, flush queues, and set mval to drop DTR.
*/
if ((ch->ch_c_cflag & (CBAUD)) == 0) {
- ch->ch_r_head = ch->ch_r_tail = 0;
- ch->ch_e_head = ch->ch_e_tail = 0;
- ch->ch_w_head = ch->ch_w_tail = 0;
+ ch->ch_r_head = 0;
+ ch->ch_r_tail = 0;
+ ch->ch_e_head = 0;
+ ch->ch_e_tail = 0;
+ ch->ch_w_head = 0;
+ ch->ch_w_tail = 0;
neo_flush_uart_write(ch);
neo_flush_uart_read(ch);
@@ -754,7 +757,9 @@ static void neo_param(struct tty_struct *tty)
break;
}
- ier = uart_ier = readb(&ch->ch_neo_uart->ier);
+ uart_ier = readb(&ch->ch_neo_uart->ier);
+ ier = uart_ier;
+
uart_lcr = readb(&ch->ch_neo_uart->lcr);
if (baud == 0)
@@ -1285,7 +1290,8 @@ static void neo_copy_data_from_uart_to_queue(struct channel_t *ch)
* I hope thats okay with everyone? Yes? Good.
*/
while (qleft < 1) {
- ch->ch_r_tail = tail = (tail + 1) & RQUEUEMASK;
+ tail = (tail + 1) & RQUEUEMASK;
+ ch->ch_r_tail = tail;
ch->ch_err_overrun++;
qleft++;
}
diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index afb20a3..5cbec57 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -1293,9 +1293,12 @@ static int dgnc_tty_open(struct tty_struct *tty, struct file *file)
/*
* Flush input queues.
*/
- ch->ch_r_head = ch->ch_r_tail = 0;
- ch->ch_e_head = ch->ch_e_tail = 0;
- ch->ch_w_head = ch->ch_w_tail = 0;
+ ch->ch_r_head = 0;
+ ch->ch_r_tail = 0;
+ ch->ch_e_head = 0;
+ ch->ch_e_tail = 0;
+ ch->ch_w_head = 0;
+ ch->ch_w_tail = 0;
brd->bd_ops->flush_uart_write(ch);
brd->bd_ops->flush_uart_read(ch);
--
1.7.9.5
--
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