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Date:   Thu, 10 Sep 2020 23:35:03 -0700
From:   Xie He <xie.he.0141@...il.com>
To:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Xie He <xie.he.0141@...il.com>
Subject: [PATCH net-next] drivers/net/wan/x25_asy: Remove an unused flag "SLF_OUTWAIT"

The "SLF_OUTWAIT" flag defined in x25_asy.h is not actually used.
It is only cleared at one place in x25_asy.c but is never read or set.
So we can remove it.

Signed-off-by: Xie He <xie.he.0141@...il.com>
---
 drivers/net/wan/x25_asy.c | 2 --
 drivers/net/wan/x25_asy.h | 1 -
 2 files changed, 3 deletions(-)

diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c
index 7ee980575208..5a7cf8bf9d0d 100644
--- a/drivers/net/wan/x25_asy.c
+++ b/drivers/net/wan/x25_asy.c
@@ -243,8 +243,6 @@ static void x25_asy_encaps(struct x25_asy *sl, unsigned char *icp, int len)
 	actual = sl->tty->ops->write(sl->tty, sl->xbuff, count);
 	sl->xleft = count - actual;
 	sl->xhead = sl->xbuff + actual;
-	/* VSV */
-	clear_bit(SLF_OUTWAIT, &sl->flags);	/* reset outfill flag */
 }
 
 /*
diff --git a/drivers/net/wan/x25_asy.h b/drivers/net/wan/x25_asy.h
index eb4a4216ee94..87798287c9ca 100644
--- a/drivers/net/wan/x25_asy.h
+++ b/drivers/net/wan/x25_asy.h
@@ -35,7 +35,6 @@ struct x25_asy {
 #define SLF_INUSE	0		/* Channel in use               */
 #define SLF_ESCAPE	1               /* ESC received                 */
 #define SLF_ERROR	2               /* Parity, etc. error           */
-#define SLF_OUTWAIT	4		/* Waiting for output		*/
 };
 
 
-- 
2.25.1

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