diff options
author | Rajiv Andrade <srajiv@linux.vnet.ibm.com> | 2010-06-14 16:58:22 (GMT) |
---|---|---|
committer | James Morris <jmorris@namei.org> | 2010-06-14 23:26:28 (GMT) |
commit | 02a077c52ef7631275a79862ffd9f3dbe9d38bc2 (patch) | |
tree | e7101d617847953dbf28f8658251b7401c4135b3 /drivers/char/tpm | |
parent | 7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff) | |
download | linux-02a077c52ef7631275a79862ffd9f3dbe9d38bc2.tar.xz |
TPM: ReadPubEK output struct fix
This patch adds a missing element of the ReadPubEK command output,
that prevents future overflow of this buffer when copying the
TPM output result into it.
Prevents a kernel panic in case the user tries to read the
pubek from sysfs.
Signed-off-by: Rajiv Andrade <srajiv@linux.vnet.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'drivers/char/tpm')
-rw-r--r-- | drivers/char/tpm/tpm.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h index 8e00b4d..792868d 100644 --- a/drivers/char/tpm/tpm.h +++ b/drivers/char/tpm/tpm.h @@ -224,6 +224,7 @@ struct tpm_readpubek_params_out { u8 algorithm[4]; u8 encscheme[2]; u8 sigscheme[2]; + __be32 paramsize; u8 parameters[12]; /*assuming RSA*/ __be32 keysize; u8 modulus[256]; |