TPM: increase default TPM buffer
The TPM Working Group requested this communication buffer increase given that a
particular TPM vendor can support a TPM_SHA1Start command input bigger than the
current size.
Signed-off-by: Rajiv Andrade <srajiv@linux.vnet.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index b0603b2..f4c68ab 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -31,7 +31,7 @@
enum tpm_const {
TPM_MINOR = 224, /* officially assigned */
- TPM_BUFSIZE = 2048,
+ TPM_BUFSIZE = 4096,
TPM_NUM_DEVICES = 256,
};