This is for fixing checkpatch.pl warning about
"Alignment should match open parenthesis" but if that is
fixed, code line is over 80 characters.
I think "ch->ch_rqueue + tail + i" could be declared once in
the begining of loop.
Signed-off-by: Daeseok Youn <daeseok.y...@gmail.com>
---
drivers/staging/dgnc/dgnc_tty.c | 35 ++++++++++++++---------------------
1 file changed, 14 insertions(+), 21 deletions(-)
diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index 5097208..d617fca 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -602,6 +602,8 @@ void dgnc_input(struct channel_t *ch)
* or the amount of data the card actually has pending...
*/
while (n) {
+ unsigned char *ch_pos = ch->ch_equeue + tail;
+
s = ((head >= tail) ? head : RQUEUESIZE) - tail;
s = min(s, n);
@@ -616,29 +618,20 @@ void dgnc_input(struct channel_t *ch)
*/
if (I_PARMRK(tp) || I_BRKINT(tp) || I_INPCK(tp)) {
for (i = 0; i < s; i++) {
- if (*(ch->ch_equeue + tail + i) & UART_LSR_BI)
- tty_insert_flip_char(tp->port,
- *(ch->ch_rqueue + tail + i),
- TTY_BREAK);
- else if (*(ch->ch_equeue + tail + i) &
- UART_LSR_PE)
- tty_insert_flip_char(tp->port,
- *(ch->ch_rqueue + tail + i),
- TTY_PARITY);
- else if (*(ch->ch_equeue + tail + i) &
- UART_LSR_FE)
- tty_insert_flip_char(tp->port,
- *(ch->ch_rqueue + tail + i),
- TTY_FRAME);
- else
- tty_insert_flip_char(tp->port,
- *(ch->ch_rqueue + tail + i),
- TTY_NORMAL);
+ unsigned char ch = *(ch_pos + i);
+ char flag = TTY_NORMAL;
+
+ if (ch & UART_LSR_BI)
+ flag = TTY_BREAK;
+ else if (ch & UART_LSR_PE)
+ flag = TTY_PARITY;
+ else if (ch & UART_LSR_FE)
+ flag = TTY_FRAME;
+
+ tty_insert_flip_char(tp->port, ch, flag);
}
} else {
- tty_insert_flip_string(tp->port,
- ch->ch_rqueue + tail,
- s);
+ tty_insert_flip_string(tp->port, ch_pos, s);
}
tail += s;
--
1.9.1
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