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staging: vt6655: Use ether_crc in kernel.

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ether_crc is already in kernel remove local code and
include linux/crc32.h

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Malcolm Priestley 2014-08-17 20:42:25 +01:00 • committed by Greg Kroah-Hartman
parent 65fe76eaa0
commit b39d60c1de
2 changed files with 1 additions and 17 deletions
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1
drivers/staging/vt6655/device.h
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@ -49,6 +49,7 @@
#include <linux/sched.h> #include <linux/sched.h>
#include <linux/io.h> #include <linux/io.h>
#include <linux/if.h> #include <linux/if.h>
#include <linux/crc32.h>
//#include <linux/config.h> //#include <linux/config.h>
#include <linux/uaccess.h> #include <linux/uaccess.h>
#include <linux/proc_fs.h> #include <linux/proc_fs.h>

17
drivers/staging/vt6655/device_main.c
View file

@ -2561,23 +2561,6 @@ static irqreturn_t device_intr(int irq, void *dev_instance)
return IRQ_RETVAL(handled); return IRQ_RETVAL(handled);
} }
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;
}
//2008-8-4 <add> by chester //2008-8-4 <add> by chester
static int Config_FileGetParameter(unsigned char *string, static int Config_FileGetParameter(unsigned char *string,
unsigned char *dest, unsigned char *source) unsigned char *dest, unsigned char *source)