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    Subject[PATCH] tpm add default function definitions
    Date
    Add default tpm_pcr_read/extend function definitions required
    by IMA/Kconfig changes.

    Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
    Cc: Stable Kernel <stable@kernel.org>
    ---
    include/linux/tpm.h | 7 +++++++
    1 files changed, 7 insertions(+), 0 deletions(-)

    diff --git a/include/linux/tpm.h b/include/linux/tpm.h
    index 3338b3f..8eaa8f8 100644
    --- a/include/linux/tpm.h
    +++ b/include/linux/tpm.h
    @@ -31,5 +31,12 @@

    extern int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf);
    extern int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash);
    +#else
    +static inline int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf) {
    + return -ENODEV;
    +}
    +static inline int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash) {
    + return -ENODEV;
    +}
    #endif
    #endif
    --
    1.6.0.6


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