use ether_crc already in kernel and remove local version.
Signed-off-by: Malcolm Priestley <[email protected]>
---
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 739cda4..b7a6e14 100644
--- a/drivers/staging/vt6656/device.h
+++ b/drivers/staging/vt6656/device.h
@@ -44,6 +44,7 @@
#include <net/cfg80211.h>
#include <linux/timer.h>
#include <linux/usb.h>
+#include <linux/crc32.h>
#ifdef SIOCETHTOOL
#define DEVICE_ETHTOOL_IOCTL_SUPPORT
diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index 21805c6..4cb7aa7 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) {
--
1.8.3.2