Input: apbps2 - remove useless variable

Fix the following gcc warning:

drivers/input/serio/apbps2.c:106:16: warning: variable ‘tmp’ set but not
used [-Wunused-but-set-variable].

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Link: https://lore.kernel.org/r/1617958859-64707-1-git-send-email-jiapeng.chong@linux.alibaba.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/input/serio/apbps2.c b/drivers/input/serio/apbps2.c
index 594ac4e..974d7bf 100644 (file)
--- a/drivers/input/serio/apbps2.c
+++ b/drivers/input/serio/apbps2.c
@@ -103,7 +103,6 @@ static int apbps2_open(struct serio *io)
 {
        struct apbps2_priv *priv = io->port_data;
        int limit;
-       unsigned long tmp;
 
        /* clear error flags */
        iowrite32be(0, &priv->regs->status);
@@ -111,7 +110,7 @@ static int apbps2_open(struct serio *io)
        /* Clear old data if available (unlikely) */
        limit = 1024;
        while ((ioread32be(&priv->regs->status) & APBPS2_STATUS_DR) && --limit)
-               tmp = ioread32be(&priv->regs->data);
+               ioread32be(&priv->regs->data);
 
        /* Enable reciever and it's interrupt */
        iowrite32be(APBPS2_CTRL_RE | APBPS2_CTRL_RI, &priv->regs->ctrl);