From: Mimi Zohar <zohar@linux.vnet.ibm.com>
Date: Mon, 26 Oct 2009 13:26:18 +0000 (-0400)
Subject: tpm add default function definitions
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d6ba452128178091dab7a04d54f7e66fdc32fb39;p=linux-beck.git

tpm add default function definitions

Add default tpm_pcr_read/extend function definitions required
by IMA/Kconfig changes.

Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
Reviewed-by: Eric Paris <eparis@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>
---

diff --git a/include/linux/tpm.h b/include/linux/tpm.h
index 3338b3f5c21a..8eaa8f83effb 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