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TPM: ReadPubEK output struct fix

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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>
This commit is contained in:
Rajiv Andrade 2010-06-14 13:58:22 -03:00 committed by James Morris
parent 7e27d6e778
commit 02a077c52e
1 changed files with 1 additions and 0 deletions
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drivers/char/tpm/tpm.h
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@ -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];