2010-06-14 16:58:28

by Rajiv Andrade

[permalink] [raw]
Subject: [PATCH] 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.

Signed-off-by: Rajiv Andrade <[email protected]>
---
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];
--
1.6.6.1