[PATCH] drivers/applicom:Removed the unused variable byte_reset_it

From: Zhu Jun
Date: Tue Oct 08 2024 - 04:13:47 EST


Remove unused variable and redundant readb in ac_register_board

Signed-off-by: Zhu Jun <zhujun2@xxxxxxxxxxxxxxxxxxxx>
---
drivers/char/applicom.c | 3 ---
1 file changed, 3 deletions(-)

diff --git a/drivers/char/applicom.c b/drivers/char/applicom.c
index 9fed9706d9cd..ea25caf35346 100644
--- a/drivers/char/applicom.c
+++ b/drivers/char/applicom.c
@@ -127,8 +127,6 @@ static int dummy; /* dev_id for request_irq() */
static int ac_register_board(unsigned long physloc, void __iomem *loc,
unsigned char boardno)
{
- volatile unsigned char byte_reset_it;
-
if((readb(loc + CONF_END_TEST) != 0x00) ||
(readb(loc + CONF_END_TEST + 1) != 0x55) ||
(readb(loc + CONF_END_TEST + 2) != 0xAA) ||
@@ -156,7 +154,6 @@ static int ac_register_board(unsigned long physloc, void __iomem *loc,
apbs[boardno].RamIO = loc;
init_waitqueue_head(&apbs[boardno].FlagSleepSend);
spin_lock_init(&apbs[boardno].mutex);
- byte_reset_it = readb(loc + RAM_IT_TO_PC);

numboards++;
return boardno + 1;
--
2.17.1