[PATCH] char: applicom: Remove redundant ret variable in ac_read function

Zhu Jun
2024-10-09T06:32:22Z

Removed the unused variable 'ret' from the ac_read function

Signed-off-by: Zhu Jun <zhujun2@cmss.chinamobile.com>
---
drivers/char/applicom.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/char/applicom.c b/drivers/char/applicom.c
index 9fed9706d9cd..17ff89b15f56 100644
--- a/drivers/char/applicom.c
+++ b/drivers/char/applicom.c
@@ -539,7 +539,6 @@ static ssize_t ac_read (struct file *filp, char __user *buf, size_t count, loff_
unsigned long flags;
unsigned int i;
unsigned char tmp;
- int ret = 0;
DECLARE_WAITQUEUE(wait, current);
#ifdef DEBUG
int loopcount=0;
@@ -570,7 +569,7 @@ static ssize_t ac_read (struct file *filp, char __user *buf, size_t count, loff_

/* Got a packet for us */
memset(&st_loc, 0, sizeof(st_loc));
- ret = do_ac_read(i, buf, &st_loc, &mailbox);
+ do_ac_read(i, buf, &st_loc, &mailbox);
spin_unlock_irqrestore(&apbs[i].mutex, flags);
set_current_state(TASK_RUNNING);
remove_wait_queue(&FlagSleepRec, &wait);
--
2.17.1