Linux kernel staging patches
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From: Martin Kaiser <martin@kaiser.cx>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Larry Finger <Larry.Finger@lwfinger.net>,
	Phillip Potter <phil@philpotter.co.uk>,
	Michael Straube <straube.linux@gmail.com>,
	Pavel Skripkin <paskripkin@gmail.com>,
	linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org,
	Martin Kaiser <martin@kaiser.cx>
Subject: [PATCH 13/14] staging: r8188eu: efuse_utilized is never read
Date: Sat,  9 Jul 2022 19:09:59 +0200	[thread overview]
Message-ID: <20220709171000.180481-14-martin@kaiser.cx> (raw)
In-Reply-To: <20220709171000.180481-1-martin@kaiser.cx>

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

Signed-off-by: Martin Kaiser <martin@kaiser.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


  parent reply	other threads:[~2022-07-09 17:10 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-09 17:09 [PATCH 00/14] clean up efuse reading Martin Kaiser
2022-07-09 17:09 ` [PATCH 01/14] staging: r8188eu: remove unused eeprom defines Martin Kaiser
2022-07-09 17:09 ` [PATCH 02/14] staging: r8188eu: remove EepromOrEfuse from struct eeprom_priv Martin Kaiser
2022-07-09 17:09 ` [PATCH 03/14] staging: r8188eu: remove eeprom function prototypes Martin Kaiser
2022-07-09 17:09 ` [PATCH 04/14] staging: r8188eu: merge EFUSE_ShadowMapUpdate with its caller Martin Kaiser
2022-07-09 17:09 ` [PATCH 05/14] staging: r8188eu: use a local buffer for efuse data Martin Kaiser
2022-07-12 12:25   ` Dan Carpenter
2022-07-12 13:45     ` Larry Finger
2022-07-09 17:09 ` [PATCH 06/14] staging: r8188eu: always initialise efuse buffer with 0xff Martin Kaiser
2022-07-09 17:09 ` [PATCH 07/14] staging: r8188eu: use memcpy for fallback mac address Martin Kaiser
2022-07-12 16:28   ` Joe Perches
2022-07-09 17:09 ` [PATCH 08/14] staging: r8188eu: merge ReadEFuseByIC into rtl8188e_ReadEFuse Martin Kaiser
2022-07-09 17:09 ` [PATCH 09/14] staging: r8188eu: txpktbuf_bndy is always 0 Martin Kaiser
2022-07-09 17:09 ` [PATCH 10/14] staging: r8188eu: offset is always 0 in rtl8188e_ReadEFuse Martin Kaiser
2022-07-09 17:09 ` [PATCH 11/14] staging: r8188eu: offset is always 0 in iol_read_efuse Martin Kaiser
2022-07-09 17:09 ` [PATCH 12/14] staging: r8188eu: _offset is always 0 in efuse_phymap_to_logical Martin Kaiser
2022-07-09 17:09 ` Martin Kaiser [this message]
2022-07-09 17:10 ` [PATCH 14/14] staging: r8188eu: the bcnhead parameter is always 0 Martin Kaiser

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