SunRPC: Fix size_t vs. unsigned int arg descrepancy.

include/linux/sunrpc/xdr.h

@@ -137,10 +137,9 @@ void xdr_zero_iovec(struct iovec *, int, size_t);
 /*
  * XDR buffer helper functions
  */
-extern int xdr_kmap(struct iovec *, struct xdr_buf *, unsigned int);
-extern void xdr_kunmap(struct xdr_buf *, unsigned int);
-extern void xdr_shift_buf(struct xdr_buf *, unsigned int);
-extern void xdr_zero_buf(struct xdr_buf *, unsigned int);
+extern int xdr_kmap(struct iovec *, struct xdr_buf *, size_t);
+extern void xdr_kunmap(struct xdr_buf *, size_t);
+extern void xdr_shift_buf(struct xdr_buf *, size_t);
 
 /*
  * Helper structure for copying from an sk_buff.

net/sunrpc/xdr.c

@@ -176,7 +176,7 @@ void xdr_shift_iovec(struct iovec *iov, int nr, size_t len)
 /*
  * Map a struct xdr_buf into an iovec array.
  */
-int xdr_kmap(struct iovec *iov_base, struct xdr_buf *xdr, unsigned int base)
+int xdr_kmap(struct iovec *iov_base, struct xdr_buf *xdr, size_t base)
 {
 	struct iovec	*iov = iov_base;
 	struct page	**ppage = xdr->pages;
@@ -226,7 +226,7 @@ int xdr_kmap(struct iovec *iov_base, struct xdr_buf *xdr, unsigned int base)
 	return (iov - iov_base);
 }
 
-void xdr_kunmap(struct xdr_buf *xdr, unsigned int base)
+void xdr_kunmap(struct xdr_buf *xdr, size_t base)
 {
 	struct page	**ppage = xdr->pages;
 	unsigned int	pglen = xdr->page_len;