net/handshake: use sockfd_put() helper

Replace fput() with sockfd_put() in handshake_nl_done_doit().
Signed-off-by: A K M Fazla Mehrab <a.mehrab@bytedance.com>
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Link: https://patch.msgid.link/20240826182652.2449359-1-a.mehrab@bytedance.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

net/handshake/netlink.c

@@ -153,7 +153,7 @@ int handshake_nl_done_doit(struct sk_buff *skb, struct genl_info *info)
 	if (!req) {
 		err = -EBUSY;
 		trace_handshake_cmd_done_err(net, req, sock->sk, err);
-		fput(sock->file);
+		sockfd_put(sock);
 		return err;
 	}
 
@@ -164,7 +164,7 @@ int handshake_nl_done_doit(struct sk_buff *skb, struct genl_info *info)
 		status = nla_get_u32(info->attrs[HANDSHAKE_A_DONE_STATUS]);
 
 	handshake_complete(req, status, info);
-	fput(sock->file);
+	sockfd_put(sock);
 	return 0;
 }