Instead of dereference each byte let's use %*ph specifier in the printk()
calls.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
- Since v1:
- compile tested
- fix a wrong argument list
 net/rose/rose_link.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/rose/rose_link.c b/net/rose/rose_link.c
index bc55142..e873d7d 100644
--- a/net/rose/rose_link.c
+++ b/net/rose/rose_link.c

@@ -160,7 +160,8 @@ void rose_link_rx_restart(struct sk_buff *skb, struct rose_neigh *neigh, unsigne
 		break;
 
 	case ROSE_DIAGNOSTIC:
-		printk(KERN_WARNING "ROSE: received diagnostic #%d - %02X %02X %02X\n", skb->data[3], skb->data[4], skb->data[5], skb->data[6]);
+		pr_warn("ROSE: received diagnostic #%d - %3ph\n", skb->data[3],
+			skb->data + 4);
 		break;
 
 	default: