linux-kernel - [PATCH] mISDN: remove unused vpm_read

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Message-Id: <20230321120127.1782548-1-trix@redhat.com>
Date:   Tue, 21 Mar 2023 08:01:27 -0400
From:   Tom Rix <trix@...hat.com>
To:     isdn@...ux-pingi.de, nathan@...nel.org, ndesaulniers@...gle.com,
        kuba@...nel.org, alexanderduyck@...com, yangyingliang@...wei.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        llvm@...ts.linux.dev, Tom Rix <trix@...hat.com>
Subject: [PATCH] mISDN: remove unused vpm_read_address function

clang with W=1 reports
drivers/isdn/hardware/mISDN/hfcmulti.c:667:1: error: unused function
  'vpm_read_address' [-Werror,-Wunused-function]
vpm_read_address(struct hfc_multi *c)
^
This function is not used, so remove it.

Signed-off-by: Tom Rix <trix@...hat.com>
---
 drivers/isdn/hardware/mISDN/hfcmulti.c | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index e840609c50eb..ac665cf64f8c 100644
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -663,20 +663,6 @@ vpm_write_address(struct hfc_multi *hc, unsigned short addr)
 	cpld_write_reg(hc, 1, 0x01 & (addr >> 8));
 }
 
-static inline unsigned short
-vpm_read_address(struct hfc_multi *c)
-{
-	unsigned short addr;
-	unsigned short highbit;
-
-	addr = cpld_read_reg(c, 0);
-	highbit = cpld_read_reg(c, 1);
-
-	addr = addr | (highbit << 8);
-
-	return addr & 0x1ff;
-}
-
 static inline unsigned char
 vpm_in(struct hfc_multi *c, int which, unsigned short addr)
 {
-- 
2.27.0