From fc1e7788ce1cba57afc230c6219d570f5d3074ae Mon Sep 17 00:00:00 2001

From: Andrei Vagin <avagin@google.com>

Date: Tue, 14 Dec 2021 08:19:16 -0800

Subject: [PATCH 076/120] usernsd: UNS_FDOUT should not require an input

 descriptor

UNS_FDOUT means only that a userns call will return a file descriptor.

Signed-off-by: Andrei Vagin <avagin@google.com>

---

 criu/namespaces.c | 5 -----

 1 file changed, 5 deletions(-)

diff --git a/criu/namespaces.c b/criu/namespaces.c

index 7fa58682b..c36e631cf 100644

--- a/criu/namespaces.c

+++ b/criu/namespaces.c

@@ -1330,11 +1330,6 @@ static int usernsd(int sk)

 		unsc_msg_pid_fd(&um, &pid, &fd;;

 		pr_debug("uns: daemon calls %p (%d, %d, %x)\n", call, pid, fd, flags);

-		if (fd < 0 && flags & UNS_FDOUT) {

-			pr_err("uns: bad flags/fd %p %d %x\n", call, fd, flags);

-			BUG();

-		}

-

 		/*

 		 * Caller has sent us bare address of the routine it

 		 * wants to call. Since the caller is fork()-ed from the

-- 

2.34.1