HID: intel_ish-hid: use %pUL for uuid formatting

We have the %pU printf extension for doing exactly this. Saves some
.text, and is likely also a little faster.

Signed-off-by: Rasmus Villemoes <[email protected]>
Reviewed-by: Benjamin Tissoires <[email protected]>
Acked-by: Srinivas Pandruvada <[email protected]>
Signed-off-by: Jiri Kosina <[email protected]>

diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c b/drivers/hid/intel-ish-hid/ishtp/bus.c
index 256521509d200a4362df4a56467df5ccf261d837..f4cbc744e6571da94f5d0187ff4cf6e15a2fcd63 100644 (file)
--- a/drivers/hid/intel-ish-hid/ishtp/bus.c
+++ b/drivers/hid/intel-ish-hid/ishtp/bus.c
@@ -585,14 +585,7 @@ int ishtp_bus_new_client(struct ishtp_device *dev)
         */
        i = dev->fw_client_presentation_num - 1;
        device_uuid = dev->fw_clients[i].props.protocol_name;
-       dev_name = kasprintf(GFP_KERNEL,
-               "{%02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X}",
-               device_uuid.b[3], device_uuid.b[2], device_uuid.b[1],
-               device_uuid.b[0], device_uuid.b[5], device_uuid.b[4],
-               device_uuid.b[7], device_uuid.b[6], device_uuid.b[8],
-               device_uuid.b[9], device_uuid.b[10], device_uuid.b[11],
-               device_uuid.b[12], device_uuid.b[13], device_uuid.b[14],
-               device_uuid.b[15]);
+       dev_name = kasprintf(GFP_KERNEL, "{%pUL}", device_uuid.b);
        if (!dev_name)
                return  -ENOMEM;