[PATCH v3 02/10] ima: use %pU to output UUID in printable format

[Andy Shevchenko <andriy.shevchenko@linux.intel.com>]

Instead of open coded variant re-use extension what vsprintf.c provides us for
ages.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
 security/integrity/ima/ima_policy.c | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c
index be09e2c..4b0c262 100644
--- a/security/integrity/ima/ima_policy.c
+++ b/security/integrity/ima/ima_policy.c
@@ -972,7 +972,7 @@ static void policy_func_show(struct seq_file *m, enum ima_hooks func)
 int ima_policy_show(struct seq_file *m, void *v)
 {
 	struct ima_rule_entry *entry = v;
-	int i = 0;
+	int i;
 	char tbuf[64] = {0,};
 
 	rcu_read_lock();
@@ -1012,17 +1012,7 @@ int ima_policy_show(struct seq_file *m, void *v)
 	}
 
 	if (entry->flags & IMA_FSUUID) {
-		seq_puts(m, "fsuuid=");
-		for (i = 0; i < ARRAY_SIZE(entry->fsuuid); ++i) {
-			switch (i) {
-			case 4:
-			case 6:
-			case 8:
-			case 10:
-				seq_puts(m, "-");
-			}
-			seq_printf(m, "%x", entry->fsuuid[i]);
-		}
+		seq_printf(m, "fsuuid=%pU", entry->fsuuid);
 		seq_puts(m, " ");
 	}
 
-- 
2.8.0.rc3