remove unused memcpy_tokerneliovec

@@ -282,7 +282,6 @@
 
 extern int verify_iovec(struct msghdr *m, struct iovec *iov, char *address, int mode);
 extern int memcpy_toiovec(struct iovec *v, unsigned char *kdata, int len);
-extern void memcpy_tokerneliovec(struct iovec *iov, unsigned char *kdata, int len);
 extern int move_addr_to_user(void *kaddr, int klen, void __user *uaddr, int __user *ulen);
 extern int move_addr_to_kernel(void __user *uaddr, int ulen, void *kaddr);
 extern int put_cmsg(struct msghdr*, int level, int type, int len, void *data);

@@ -99,28 +99,6 @@
 }
 
 /*
- *	In kernel copy to iovec. Returns -EFAULT on error.
- *
- *	Note: this modifies the original iovec.
- */
- 
-void memcpy_tokerneliovec(struct iovec *iov, unsigned char *kdata, int len)
-{
-	while (len > 0) {
-		if (iov->iov_len) {
-			int copy = min_t(unsigned int, iov->iov_len, len);
-			memcpy(iov->iov_base, kdata, copy);
-			kdata += copy;
-			len -= copy;
-			iov->iov_len -= copy;
-			iov->iov_base += copy;
-		}
-		iov++;
-	}
-}
-
-
-/*
  *	Copy iovec to kernel. Returns -EFAULT on error.
  *
  *	Note: this modifies the original iovec.

@@ -259,4 +237,3 @@
 EXPORT_SYMBOL(memcpy_fromiovec);
 EXPORT_SYMBOL(memcpy_fromiovecend);
 EXPORT_SYMBOL(memcpy_toiovec);
-EXPORT_SYMBOL(memcpy_tokerneliovec);