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tty: serial: jsm: remove redundant assignments to variable linestatus

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Variable linestatus is being assigned values that are never read, the
assignments are redundant and can be removed.

Cleans up clang scan warnings:
drivers/tty/serial/jsm/jsm_cls.c:369:2: warning: Value stored to
'linestatus' is never read [deadcode.DeadStores]
drivers/tty/serial/jsm/jsm_cls.c:400:4: warning: Value stored to
'linestatus' is never read [deadcode.DeadStores]

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Link: https://lore.kernel.org/r/20220307153047.139639-1-colin.i.king@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Colin Ian King 2022-03-07 15:30:47 +00:00 committed by Greg Kroah-Hartman
parent a6cee01b4f
commit 168b504bc1
1 changed files with 1 additions and 3 deletions
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4
drivers/tty/serial/jsm/jsm_cls.c
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@ -350,7 +350,7 @@ static void cls_assert_modem_signals(struct jsm_channel *ch)
static void cls_copy_data_from_uart_to_queue(struct jsm_channel *ch)
{
int qleft = 0;
u8 linestatus = 0;
u8 linestatus;
u8 error_mask = 0;
u16 head;
u16 tail;
@ -365,8 +365,6 @@ static void cls_copy_data_from_uart_to_queue(struct jsm_channel *ch)
head = ch->ch_r_head & RQUEUEMASK;
tail = ch->ch_r_tail & RQUEUEMASK;
/* Get our cached LSR */
linestatus = ch->ch_cached_lsr;
ch->ch_cached_lsr = 0;
/* Store how much space we have left in the queue */