staging: dgnc: split two assignments into the two assignments on two lines.
authorSeunghun Lee <waydi1@gmail.com>
Mon, 1 Sep 2014 13:46:59 +0000 (22:46 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 2 Sep 2014 17:44:33 +0000 (10:44 -0700)
split two assignments into the two assignments on two lines.

CC: Lidza Louina <lidza.louina@gmail.com>
CC: Mark Hounschell <markh@compro.net>
Signed-off-by: Seunghun Lee <waydi1@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/dgnc/TODO
drivers/staging/dgnc/dgnc_cls.c
drivers/staging/dgnc/dgnc_driver.c
drivers/staging/dgnc/dgnc_neo.c
drivers/staging/dgnc/dgnc_tty.c

index d2828c7936c89d4115afaebe4de98b3e31976c0f..22adff1078f39acaeee86157e702970bed67190e 100644 (file)
@@ -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.
index 84b1377347a0102461071d24c9580a9765f699f4..0393d6ddd09d9c4346be0b775539d6416aaf5502 100644 (file)
@@ -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++;
                }
index 11bed560ac9ef3f2e3a2bdc22212ef2125798e1f..2cc02c98b8d20a0e5e987c3a8b0645c4f8fc3f46 100644 (file)
@@ -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;
index 920ce2d2ed57c2951f3dd82809ef0e7d05224bf0..d6f4a807e2c475f24465f4bf11cdb2e53c1e70b9 100644 (file)
@@ -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++;
                }
index a798476cf4ea26fcd01b0bd23c246a9afc55f424..6231ba06669bc77b858c2cc6c6cf7f4de59eff84 100644 (file)
@@ -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);