From f0fde117c12692f76887e09944f4d923a5470bdd Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Sun, 3 Nov 2013 19:02:41 +0000 Subject: [PATCH] staging: vt6656: main_usb.c ether_crc use kernel code use ether_crc already in kernel and remove local version. Signed-off-by: Malcolm Priestley Signed-off-by: Greg Kroah-Hartman --- drivers/staging/vt6656/device.h | 1 + drivers/staging/vt6656/main_usb.c | 16 ---------------- 2 files changed, 1 insertion(+), 16 deletions(-) diff --git a/drivers/staging/vt6656/device.h b/drivers/staging/vt6656/device.h index 739cda41b5a7..b7a6e14e4d9f 100644 --- a/drivers/staging/vt6656/device.h +++ b/drivers/staging/vt6656/device.h @@ -44,6 +44,7 @@ #include #include #include +#include #ifdef SIOCETHTOOL #define DEVICE_ETHTOOL_IOCTL_SUPPORT diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c index 21805c650319..4cb7aa737a99 100644 --- a/drivers/staging/vt6656/main_usb.c +++ b/drivers/staging/vt6656/main_usb.c @@ -1194,22 +1194,6 @@ out: return NETDEV_TX_OK; } -static unsigned const ethernet_polynomial = 0x04c11db7U; -static inline u32 ether_crc(int length, unsigned char *data) -{ - int crc = -1; - - while(--length >= 0) { - unsigned char current_octet = *data++; - int bit; - for (bit = 0; bit < 8; bit++, current_octet >>= 1) { - crc = (crc << 1) ^ - ((crc < 0) ^ (current_octet & 1) ? ethernet_polynomial : 0); - } - } - return crc; -} - /* find out the start position of str2 from str1 */ static unsigned char *kstrstr(const unsigned char *str1, const unsigned char *str2) { -- 2.30.2