[PATCH] tpm: use kmemdup() to copy the EFI event log

[Jarkko Sakkinen <jarkko.sakkinen@xxxxxxxxxxxxxxx>]

Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@xxxxxxxxxxxxxxx>
---
 drivers/char/tpm/tpm_eventlog_efi.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/char/tpm/tpm_eventlog_efi.c b/drivers/char/tpm/tpm_eventlog_efi.c
index e3f9ffd341d2..57c8b3cc46be 100644
--- a/drivers/char/tpm/tpm_eventlog_efi.c
+++ b/drivers/char/tpm/tpm_eventlog_efi.c
@@ -50,10 +50,9 @@ int tpm_read_log_efi(struct tpm_chip *chip)
 	}
 
 	/* malloc EventLog space */
-	log->bios_event_log = kmalloc(log_size, GFP_KERNEL);
+	log->bios_event_log = kmemdup(log_tbl->log, log_size, GFP_KERNEL);
 	if (!log->bios_event_log)
 		goto err_memunmap;
-	memcpy(log->bios_event_log, log_tbl->log, log_size);
 	log->bios_event_log_end = log->bios_event_log + log_size;
 
 	tpm_log_version = log_tbl->version;
-- 
2.14.1