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(parent: f46c729) | patch
Btrfs: check for read permission on src file in the clone ioctl
authorDan Rosenberg <dan.j.rosenberg@gmail.com>
Sat, 15 May 2010 15:27:37 +0000 (11:27 -0400)
committerGreg Kroah-Hartman <gregkh@suse.de>
Wed, 26 May 2010 21:29:18 +0000 (14:29 -0700)
commitcca8198578b62538e5d30efd94fd7b50a062dfb1
treec4d730a33fd936d3f94f989f119a469b4ddf699ctree | snapshot
parentf46c7299a930469f51e30b7be281c33630917244commit | diff
Btrfs: check for read permission on src file in the clone ioctl

commit 5dc6416414fb3ec6e2825fd4d20c8bf1d7fe0395 upstream.

The existing code would have allowed you to clone a file that was
only open for writing

Signed-off-by: Chris Mason <chris.mason@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
fs/btrfs/ioctl.c diff | blob | history
unionfs2-2.6.39.y