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>

diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index 41be21f7f7b9b0aaf1936825f44ea91927eeb86d..42a7ebf2a3222ba5d36cda6e4f170d98c3a06d26 100644 (file)
--- 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;