From 6d20e6b235aad0be463b23588093b079362bb2e4 Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 25 Aug 2017 13:19:58 +0300
Subject: [PATCH] um: return negative in tuntap_open_tramp()

The intention is to return negative error codes.  "pid" is already
negative but we accidentally negate it again back to positive.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
---
 arch/um/os-Linux/drivers/tuntap_user.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/um/os-Linux/drivers/tuntap_user.c b/arch/um/os-Linux/drivers/tuntap_user.c
index c2e6e1dad876..db24ce0d09a6 100644
--- a/arch/um/os-Linux/drivers/tuntap_user.c
+++ b/arch/um/os-Linux/drivers/tuntap_user.c
@@ -80,7 +80,7 @@ static int tuntap_open_tramp(char *gate, int *fd_out, int me, int remote,
 	pid = run_helper(tuntap_pre_exec, &data, argv);
 
 	if (pid < 0)
-		return -pid;
+		return pid;
 
 	close(remote);