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(parent: b787f68) | patch
mnt: Fix fs_fully_visible to verify the root directory is visible
authorEric W. Biederman <ebiederm@xmission.com>
Fri, 8 May 2015 21:36:50 +0000 (16:36 -0500)
committerEric W. Biederman <ebiederm@xmission.com>
Sat, 9 May 2015 16:55:50 +0000 (11:55 -0500)
commit7e96c1b0e0f495c5a7450dc4aa7c9a24ba4305bd
tree359383086b15aa2d27e543d51865886d51d2bb23tree | snapshot
parentb787f68c36d49bb1d9236f403813641efa74a031commit | diff
mnt: Fix fs_fully_visible to verify the root directory is visible

This fixes a dumb bug in fs_fully_visible that allows proc or sys to
be mounted if there is a bind mount of part of /proc/ or /sys/ visible.

Cc: stable@vger.kernel.org
Reported-by: Eric Windisch <ewindisch@docker.com>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
fs/namespace.c diff | blob | blame | history
Linux Project Source (from git://github.com/torvalds/linux)