Make this const as it is only used during a copy operation.

Signed-off-by: Bhumika Goyal <redacted>
---
 net/sunrpc/xdr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index e34f4ee..a096025 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c

@@ -998,7 +998,7 @@ void xdr_enter_page(struct xdr_stream *xdr, unsigned int len)
 }
 EXPORT_SYMBOL_GPL(xdr_enter_page);
 
-static struct kvec empty_iov = {.iov_base = NULL, .iov_len = 0};
+static const struct kvec empty_iov = {.iov_base = NULL, .iov_len = 0};
 
 void
 xdr_buf_from_iov(struct kvec *iov, struct xdr_buf *buf)