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Subject[PATCH] tpm add default function definitions
Date
Add default tpm_pcr_read/extend function definitions required
by IMA/Kconfig changes.

Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
Cc: Stable Kernel <stable@kernel.org>
---
include/linux/tpm.h | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/include/linux/tpm.h b/include/linux/tpm.h
index 3338b3f..8eaa8f8 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
--
1.6.0.6


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