[PATCH 3/9] random.c: Use %pU to print UUIDs

[Joe Perches]

Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
---
 drivers/char/random.c |   10 +++-------
 1 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/char/random.c b/drivers/char/random.c
index 04b505e..7104df9 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -1245,12 +1245,8 @@ static int proc_do_uuid(ctl_table *table, int write,
 	if (uuid[8] == 0)
 		generate_random_uuid(uuid);
 
-	sprintf(buf, "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-"
-		"%02x%02x%02x%02x%02x%02x",
-		uuid[0],  uuid[1],  uuid[2],  uuid[3],
-		uuid[4],  uuid[5],  uuid[6],  uuid[7],
-		uuid[8],  uuid[9],  uuid[10], uuid[11],
-		uuid[12], uuid[13], uuid[14], uuid[15]);
+	sprintf(buf, "%pU", uuid);
+
 	fake_table.data = buf;
 	fake_table.maxlen = sizeof(buf);
 
@@ -1350,7 +1346,7 @@ ctl_table random_table[] = {
 
 /********************************************************************
  *
- * Random funtions for networking
+ * Random functions for networking
  *
  ********************************************************************/
 
-- 
1.6.3.1.10.g659a0.dirty

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