linux-kernel - [PATCH 09/18] fsmount: fix handling FSMOUNT

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Message-Id: <20180708210154.10423-10-ebiggers3@gmail.com>
Date:   Sun,  8 Jul 2018 14:01:45 -0700
From:   Eric Biggers <ebiggers3@...il.com>
To:     David Howells <dhowells@...hat.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        linux-fsdevel@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, Eric Biggers <ebiggers@...gle.com>
Subject: [PATCH 09/18] fsmount: fix handling FSMOUNT_CLOEXEC

From: Eric Biggers <ebiggers@...gle.com>

Fixes: 0c65353ab9f5 ("vfs: Implement fsmount() to effect a pre-configured mount")
Signed-off-by: Eric Biggers <ebiggers@...gle.com>
---
 fs/namespace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/namespace.c b/fs/namespace.c
index 9cde133d0a9c4..8ac9e8fb31c9f 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -3339,7 +3339,7 @@ SYSCALL_DEFINE3(fsmount, int, fs_fd, unsigned int, flags, unsigned int, ms_flags
 	}
 	file->f_mode |= FMODE_NEED_UNMOUNT;
 
-	ret = get_unused_fd_flags(flags & FSMOUNT_CLOEXEC);
+	ret = get_unused_fd_flags((flags & FSMOUNT_CLOEXEC) ? O_CLOEXEC : 0);
 	if (ret >= 0)
 		fd_install(ret, file);
 	else
-- 
2.18.0