powerpc/pmac/smu: Use %*ph to print small buffers

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

drivers/macintosh/smu.c

@@ -120,11 +120,7 @@ static void smu_start_cmd(void)
 
 	DPRINTK("SMU: starting cmd %x, %d bytes data\n", cmd->cmd,
 		cmd->data_len);
-	DPRINTK("SMU: data buffer: %02x %02x %02x %02x %02x %02x %02x %02x\n",
-		((u8 *)cmd->data_buf)[0], ((u8 *)cmd->data_buf)[1],
-		((u8 *)cmd->data_buf)[2], ((u8 *)cmd->data_buf)[3],
-		((u8 *)cmd->data_buf)[4], ((u8 *)cmd->data_buf)[5],
-		((u8 *)cmd->data_buf)[6], ((u8 *)cmd->data_buf)[7]);
+	DPRINTK("SMU: data buffer: %8ph\n", cmd->data_buf);
 
 	/* Fill the SMU command buffer */
 	smu->cmd_buf->cmd = cmd->cmd;

drivers/macintosh/via-pmu.c

@@ -750,8 +750,9 @@ done_battery_state_smart(struct adb_request* req)
 				voltage = (req->reply[8] << 8) | req->reply[9];
 				break;
 			default:
-				printk(KERN_WARNING "pmu.c : unrecognized battery info, len: %d, %02x %02x %02x %02x\n",
-					req->reply_len, req->reply[0], req->reply[1], req->reply[2], req->reply[3]);
+				pr_warn("pmu.c: unrecognized battery info, "
+					"len: %d, %4ph\n", req->reply_len,
+							   req->reply);
 				break;
 		}
 	}