tpm: simplify code by using %*phN specifier

Instead of looping by ourselves we may use %*phN specifier to dump a small
buffer.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
[ PHuewe: removed now unused variable i ]
Signed-off-by: Peter Huewe <peterhuewe@gmx.de>

1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/char/tpm/tpm_eventlog.c b/drivers/char/tpm/tpm_eventlog.c
index 59f7cb28260b..3a56a131586c 100644
--- a/drivers/char/tpm/tpm_eventlog.c
+++ b/drivers/char/tpm/tpm_eventlog.c
@@ -235,7 +235,6 @@ static int tpm_bios_measurements_release(struct inode *inode,
 static int tpm_ascii_bios_measurements_show(struct seq_file *m, void *v)
 {
         int len = 0;
-        int i;
         char *eventname;
         struct tcpa_event *event = v;
         unsigned char *event_entry =
@@ -251,8 +250,7 @@ static int tpm_ascii_bios_measurements_show(struct seq_file *m, void *v)
         seq_printf(m, "%2d ", event->pcr_index);
 
         /* 2nd: SHA1 */
-        for (i = 0; i < 20; i++)
-                seq_printf(m, "%02x", event->pcr_value[i]);
+        seq_printf(m, "%20phN", event->pcr_value);
 
         /* 3rd: event type identifier */
         seq_printf(m, " %02x", event->event_type);