linux-kernel - [PATCH 2/4] vfs: atomic_open(): fix create mode usage

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Message-Id: <1344343549-11887-3-git-send-email-miklos@szeredi.hu>
Date:	Tue,  7 Aug 2012 14:45:47 +0200
From:	Miklos Szeredi <miklos@...redi.hu>
To:	viro@...IV.linux.org.uk
Cc:	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	rjones@...hat.com, steveamigauk@...oo.co.uk, mszeredi@...e.cz
Subject: [PATCH 2/4] vfs: atomic_open(): fix create mode usage

From: Miklos Szeredi <mszeredi@...e.cz>

Don't mask S_ISREG off the create mode before passing to ->atomic_open().  Other
methods (->create, ->mknod) also get the complete file mode and filesystems
expect it.

Reported-by: Steve <steveamigauk@...oo.co.uk>
Reported-by: Richard W.M. Jones <rjones@...hat.com>
Signed-off-by: Miklos Szeredi <mszeredi@...e.cz>
---
 fs/namei.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/namei.c b/fs/namei.c
index 1b46439..5bac1bb 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -2414,7 +2414,7 @@ static int atomic_open(struct nameidata *nd, struct dentry *dentry,
 		goto out;
 	}
 
-	mode = op->mode & S_IALLUGO;
+	mode = op->mode;
 	if ((open_flag & O_CREAT) && !IS_POSIXACL(dir))
 		mode &= ~current_umask();
 
-- 
1.7.7

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