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authorColin Ian King2022-03-07 15:30:47 +0000
committerGreg Kroah-Hartman2022-03-18 13:14:47 +0100
commit168b504bc1d2c4df352bd5bf5e6853aff0d229c9 (patch)
tree292bdde7d8af1d4e6ec623f33377548e7e9b3a8f /drivers/tty
parenta6cee01b4f9205ce664e3442ee7bd5aee0d650de (diff)
tty: serial: jsm: remove redundant assignments to variable linestatus
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>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/serial/jsm/jsm_cls.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/tty/serial/jsm/jsm_cls.c b/drivers/tty/serial/jsm/jsm_cls.c
index b280da50290c..444f233ebd1f 100644
--- a/drivers/tty/serial/jsm/jsm_cls.c
+++ b/drivers/tty/serial/jsm/jsm_cls.c
@@ -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 */