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    Subject[PATCH 4.3 051/200] TPM: revert the list handling logic fixed in 398a1e7
    Date
    4.3-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>

    commit b1a4144a695ff4a6834a2680600f36f991fa4926 upstream.

    Mimi reported that afb5abc reverts the fix in 398a1e7. This patch
    reverts it back.

    Fixes: afb5abc262e9 ("tpm: two-phase chip management functions")
    Reported-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
    Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
    Acked-by: Peter Huewe <PeterHuewe@gmx.de>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    drivers/char/tpm/tpm-chip.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    --- a/drivers/char/tpm/tpm-chip.c
    +++ b/drivers/char/tpm/tpm-chip.c
    @@ -231,7 +231,7 @@ int tpm_chip_register(struct tpm_chip *c

    /* Make the chip available. */
    spin_lock(&driver_lock);
    - list_add_rcu(&chip->list, &tpm_chip_list);
    + list_add_tail_rcu(&chip->list, &tpm_chip_list);
    spin_unlock(&driver_lock);

    chip->flags |= TPM_CHIP_FLAG_REGISTERED;

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