Reduce object size by using the %phNX extension to format a sysfs output
buffer with identical output.
compiled x86-64 defconfig w/ aacraid and gcc 10.3.0
$ size drivers/scsi/aacraid/linit.o*
text data bss dec hex filename
18616 4056 0 22672 5890 drivers/scsi/aacraid/linit.o.new
18951 4056 0 23007 59df drivers/scsi/aacraid/linit.o.old
Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
---
drivers/scsi/aacraid/linit.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index 3168915adaa75..165e6e10f07b9 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -587,12 +587,7 @@ static ssize_t aac_show_unique_id(struct device *dev,
if (sdev_channel(sdev) == CONTAINER_CHANNEL)
memcpy(sn, aac->fsa_dev[sdev_id(sdev)].identifier, sizeof(sn));
- return snprintf(buf, 16 * 2 + 2,
- "%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X\n",
- sn[0], sn[1], sn[2], sn[3],
- sn[4], sn[5], sn[6], sn[7],
- sn[8], sn[9], sn[10], sn[11],
- sn[12], sn[13], sn[14], sn[15]);
+ return snprintf(buf, 16 * 2 + 2, "%16phNX\n", sn);
}
static struct device_attribute aac_unique_id_attr = {
--
2.30.0
