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    SubjectRe: [PATCH] cgroup: fix seq_show_option merge with legacy_name
    From
    On Thu, Sep 24, 2015 at 11:33 AM, Luis Henriques
    <luis.henriques@canonical.com> wrote:
    > On Tue, Sep 08, 2015 at 11:30:43AM -0700, Kees Cook wrote:
    >> When seq_show_option (068acf2ee776) was merged, it did not correctly
    >> collide with cgroup's addition of legacy_name (3e1d2eed39d8) changes. This
    >> fixes the reported name.
    >>
    >
    > Since a068acf2ee77 ("fs: create and use seq_show_option for escaping")
    > has been CC'ed to stable, shouldn't this be tagged to stable too?
    >
    > (This is upstream commit 61e57c0c3a37 "cgroup: fix seq_show_option
    > merge with legacy_name".)

    If the cgroup change when to stable also, then yes.

    -Kees

    >
    > Cheers,
    > --
    > Luís
    >
    >> Signed-off-by: Kees Cook <keescook@chromium.org>
    >> ---
    >> kernel/cgroup.c | 2 +-
    >> 1 file changed, 1 insertion(+), 1 deletion(-)
    >>
    >> diff --git a/kernel/cgroup.c b/kernel/cgroup.c
    >> index a8538e443784..2cf0f79f1fc9 100644
    >> --- a/kernel/cgroup.c
    >> +++ b/kernel/cgroup.c
    >> @@ -1342,7 +1342,7 @@ static int cgroup_show_options(struct seq_file *seq,
    >> if (root != &cgrp_dfl_root)
    >> for_each_subsys(ss, ssid)
    >> if (root->subsys_mask & (1 << ssid))
    >> - seq_show_option(seq, ss->name, NULL);
    >> + seq_show_option(seq, ss->legacy_name, NULL);
    >> if (root->flags & CGRP_ROOT_NOPREFIX)
    >> seq_puts(seq, ",noprefix");
    >> if (root->flags & CGRP_ROOT_XATTR)
    >> --
    >> 1.9.1
    >>
    >>
    >> --
    >> Kees Cook
    >> Chrome OS Security
    >> --
    >> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
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    --
    Kees Cook
    Chrome OS Security


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