cgroup: reject cgroup names with '\n'

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commit 71b1fb5c44 upstream.

/proc/<pid>/cgroup contains one cgroup path on each line. If cgroup names are
allowed to contain "\n", applications cannot parse /proc/<pid>/cgroup safely.

Signed-off-by: Alban Crequy <alban.crequy@collabora.co.uk>
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Alban Crequy 2014-08-18 12:20:20 +01:00 • committed by Greg Kroah-Hartman

parent 6ea8d7ba04

commit 767f5ccd77

1 changed files with 5 additions and 0 deletions

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kernel/cgroup.c

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