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sunrpc: simplify xdr_shrink_pagelen use of "copy" 

The "copy" variable value can be computed using the existing
logic rather than repeating it.

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 2e29ebb811
commit 42d6d8ab51
1 changed files with 3 additions and 4 deletions
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7
net/sunrpc/xdr.c
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@ -402,14 +402,13 @@ xdr_shrink_pagelen(struct xdr_buf *buf, size_t len)
/* Shift the tail first */
if (tail->iov_len != 0) {
copy = len;
if (tail->iov_len > len) {
char *p = (char *)tail->iov_base + len;
memmove(p, tail->iov_base, tail->iov_len - len);
}
/* Copy from the inlined pages into the tail */
copy = len;
if (copy > tail->iov_len)
} else
copy = tail->iov_len;
/* Copy from the inlined pages into the tail */
_copy_from_pages((char *)tail->iov_base,
buf->pages, buf->page_base + pglen - len,
copy);