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sunrpc: clean up xdr_shrink_pagelen use of temporary pointer 

char *p is used only as a shorthand for tail->iov_base + len in a nested
block.  Move it there.

Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Benny Halevy 2010-08-29 12:13:15 -04:00 committed by Trond Myklebust
parent b1a7a91ada
commit 0fe62a3590
1 changed files with 1 additions and 2 deletions
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3
net/sunrpc/xdr.c
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@ -395,7 +395,6 @@ xdr_shrink_pagelen(struct xdr_buf *buf, size_t len)
{
struct kvec *tail;
size_t copy;
char *p;
unsigned int pglen = buf->page_len;
tail = buf->tail;
@ -403,8 +402,8 @@ xdr_shrink_pagelen(struct xdr_buf *buf, size_t len)
/* Shift the tail first */
if (tail->iov_len != 0) {
p = (char *)tail->iov_base + len;
if (tail->iov_len > len) {
char *p = (char *)tail->iov_base + len;
copy = tail->iov_len - len;
memmove(p, tail->iov_base, copy);
}