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firmware: meson_sm: use %*ph to print small buffer 

Use %*ph format to print small buffer as hex string.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
This commit is contained in:
Andy Shevchenko 2019-09-04 20:48:35 +03:00 committed by Kevin Hilman
parent 8cde3c2153
commit 9be579f4c4
1 changed files with 1 additions and 13 deletions
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14
drivers/firmware/meson/meson_sm.c
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@ -256,19 +256,7 @@ static ssize_t serial_show(struct device *dev, struct device_attribute *attr,
return ret; return ret;
} }
ret = sprintf(buf, "%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x\n", ret = sprintf(buf, "%12phN\n", &id_buf[SM_CHIP_ID_OFFSET]);
id_buf[SM_CHIP_ID_OFFSET + 0],
id_buf[SM_CHIP_ID_OFFSET + 1],
id_buf[SM_CHIP_ID_OFFSET + 2],
id_buf[SM_CHIP_ID_OFFSET + 3],
id_buf[SM_CHIP_ID_OFFSET + 4],
id_buf[SM_CHIP_ID_OFFSET + 5],
id_buf[SM_CHIP_ID_OFFSET + 6],
id_buf[SM_CHIP_ID_OFFSET + 7],
id_buf[SM_CHIP_ID_OFFSET + 8],
id_buf[SM_CHIP_ID_OFFSET + 9],
id_buf[SM_CHIP_ID_OFFSET + 10],
id_buf[SM_CHIP_ID_OFFSET + 11]);
kfree(id_buf); kfree(id_buf);