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Message-ID: <20190806122849.GA25628@IoT-COE>
Date: Tue, 6 Aug 2019 17:58:49 +0530
From: Merwin Trever Ferrao <merwintf@...il.com>
To: Larry.Finger@...inger.net, gregkh@...uxfoundation.org,
dan.carpenter@...cle.com
Cc: devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
merwintf@...il.com
Subject: [PATCH] Staging: rtl8188eu: core: rtw_security: tidy up crc32_init()
This code generates checkpatch warning:
WARNING: else is not generally useful after a break or return
Moving the declaration to the top of the function we can pull the
code back one tab and it makes it more readable.
Signed-off-by: Merwin Trever Ferrao <merwintf@...il.com>
---
drivers/staging/rtl8188eu/core/rtw_security.c | 41 +++++++++----------
1 file changed, 20 insertions(+), 21 deletions(-)
diff --git a/drivers/staging/rtl8188eu/core/rtw_security.c b/drivers/staging/rtl8188eu/core/rtw_security.c
index 2f90f60f1681..435c0fbec54a 100644
--- a/drivers/staging/rtl8188eu/core/rtw_security.c
+++ b/drivers/staging/rtl8188eu/core/rtw_security.c
@@ -87,29 +87,28 @@ static u8 crc32_reverseBit(u8 data)
static void crc32_init(void)
{
- if (bcrc32initialized == 1) {
+ int i, j;
+ u32 c;
+ u8 *p = (u8 *)&c, *p1;
+ u8 k;
+
+ if (bcrc32initialized == 1)
return;
- } else {
- int i, j;
- u32 c;
- u8 *p = (u8 *)&c, *p1;
- u8 k;
-
- c = 0x12340000;
-
- for (i = 0; i < 256; ++i) {
- k = crc32_reverseBit((u8)i);
- for (c = ((u32)k) << 24, j = 8; j > 0; --j)
- c = c & 0x80000000 ? (c << 1) ^ CRC32_POLY : (c << 1);
- p1 = (u8 *)&crc32_table[i];
-
- p1[0] = crc32_reverseBit(p[3]);
- p1[1] = crc32_reverseBit(p[2]);
- p1[2] = crc32_reverseBit(p[1]);
- p1[3] = crc32_reverseBit(p[0]);
- }
- bcrc32initialized = 1;
+
+ c = 0x12340000;
+
+ for (i = 0; i < 256; ++i) {
+ k = crc32_reverseBit((u8)i);
+ for (c = ((u32)k) << 24, j = 8; j > 0; --j)
+ c = c & 0x80000000 ? (c << 1) ^ CRC32_POLY : (c << 1);
+ p1 = (u8 *)&crc32_table[i];
+
+ p1[0] = crc32_reverseBit(p[3]);
+ p1[1] = crc32_reverseBit(p[2]);
+ p1[2] = crc32_reverseBit(p[1]);
+ p1[3] = crc32_reverseBit(p[0]);
}
+ bcrc32initialized = 1;
}
static __le32 getcrc32(u8 *buf, int len)
--
2.17.1
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