sunrpc: don't use the copy variable in nested block

to clean up the code "copy" will be set prior to the block
hence it mustn't be used there.

Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index 41be21f7f7b9..42a7ebf2a322 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -404,8 +404,7 @@ xdr_shrink_pagelen(struct xdr_buf *buf, size_t len)
         if (tail->iov_len != 0) {
                 if (tail->iov_len > len) {
                         char *p = (char *)tail->iov_base + len;
-                        copy = tail->iov_len - len;
-                        memmove(p, tail->iov_base, copy);
+                        memmove(p, tail->iov_base, tail->iov_len - len);
                 }
                 /* Copy from the inlined pages into the tail */
                 copy = len;