linux-kernel - [PATCH 13/14] staging: r8188eu: efuse

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Message-Id: <20220709171000.180481-14-martin@kaiser.cx>
Date:   Sat,  9 Jul 2022 19:09:59 +0200
From:   Martin Kaiser <martin@...ser.cx>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Larry Finger <Larry.Finger@...inger.net>,
        Phillip Potter <phil@...lpotter.co.uk>,
        Michael Straube <straube.linux@...il.com>,
        Pavel Skripkin <paskripkin@...il.com>,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Martin Kaiser <martin@...ser.cx>
Subject: [PATCH 13/14] staging: r8188eu: efuse_utilized is never read

The efuse_utilized variable in function efuse_phymap_to_logical is
written to but never read. Remove it.

Signed-off-by: Martin Kaiser <martin@...ser.cx>
---
 drivers/staging/r8188eu/hal/rtl8188e_hal_init.c | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/drivers/staging/r8188eu/hal/rtl8188e_hal_init.c b/drivers/staging/r8188eu/hal/rtl8188e_hal_init.c
index 87ebfb013193..ddda3f994fa7 100644
--- a/drivers/staging/r8188eu/hal/rtl8188e_hal_init.c
+++ b/drivers/staging/r8188eu/hal/rtl8188e_hal_init.c
@@ -91,7 +91,6 @@ efuse_phymap_to_logical(u8 *phymap, u16 _size_byte, u8  *pbuf)
 	u8 offset, wren;
 	u16	i, j;
 	u16	**eFuseWord = NULL;
-	u16	efuse_utilized = 0;
 	u8 u1temp = 0;
 
 	efuseTbl = kzalloc(EFUSE_MAP_LEN_88E, GFP_KERNEL);
@@ -113,7 +112,6 @@ efuse_phymap_to_logical(u8 *phymap, u16 _size_byte, u8  *pbuf)
 	/*  */
 	rtemp8 = *(phymap + eFuse_Addr);
 	if (rtemp8 != 0xFF) {
-		efuse_utilized++;
 		eFuse_Addr++;
 	} else {
 		goto exit;
@@ -151,13 +149,11 @@ efuse_phymap_to_logical(u8 *phymap, u16 _size_byte, u8  *pbuf)
 				if (!(wren & 0x01)) {
 					rtemp8 = *(phymap + eFuse_Addr);
 					eFuse_Addr++;
-					efuse_utilized++;
 					eFuseWord[offset][i] = (rtemp8 & 0xff);
 					if (eFuse_Addr >= EFUSE_REAL_CONTENT_LEN_88E)
 						break;
 					rtemp8 = *(phymap + eFuse_Addr);
 					eFuse_Addr++;
-					efuse_utilized++;
 					eFuseWord[offset][i] |= (((u16)rtemp8 << 8) & 0xff00);
 
 					if (eFuse_Addr >= EFUSE_REAL_CONTENT_LEN_88E)
@@ -170,7 +166,6 @@ efuse_phymap_to_logical(u8 *phymap, u16 _size_byte, u8  *pbuf)
 		rtemp8 = *(phymap + eFuse_Addr);
 
 		if (rtemp8 != 0xFF && (eFuse_Addr < EFUSE_REAL_CONTENT_LEN_88E)) {
-			efuse_utilized++;
 			eFuse_Addr++;
 		}
 	}
@@ -190,10 +185,6 @@ efuse_phymap_to_logical(u8 *phymap, u16 _size_byte, u8  *pbuf)
 	/*  */
 	memcpy(pbuf, efuseTbl, _size_byte);
 
-	/*  */
-	/*  5. Calculate Efuse utilization. */
-	/*  */
-
 exit:
 	kfree(efuseTbl);
 	kfree(eFuseWord);
-- 
2.30.2