[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-Id: <20220816085502.25295-1-zhaoxiao@uniontech.com>
Date: Tue, 16 Aug 2022 16:55:02 +0800
From: zhaoxiao <zhaoxiao@...ontech.com>
To: perex@...ex.cz, tiwai@...e.com
Cc: pierre-louis.bossart@...ux.intel.com, lgirdwood@...il.com,
peter.ujfalusi@...ux.intel.com, yung-chuan.liao@...ux.intel.com,
ranjani.sridharan@...ux.intel.com, kai.vehmanen@...ux.intel.com,
daniel.baluta@....com, broonie@...nel.org,
guennadi.liakhovetski@...ux.intel.com,
sound-open-firmware@...a-project.org, alsa-devel@...a-project.org,
linux-kernel@...r.kernel.org, zhaoxiao <zhaoxiao@...ontech.com>
Subject: [PATCH] ASoC: intel: Replace scnprintf() calls with sysfs_emit_at()
For sysfs outputs, it's safer to use a new helper, sysfs_emit(),
instead of the raw sprintf() & co. This patch replaces the open-code
with a new helper, sysfs_emit_at(), by passing the string offset.
Signed-off-by: zhaoxiao <zhaoxiao@...ontech.com>
---
sound/soc/sof/intel/hda.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c
index 6d4ecbe14adf..917d639671a7 100644
--- a/sound/soc/sof/intel/hda.c
+++ b/sound/soc/sof/intel/hda.c
@@ -574,7 +574,7 @@ static void hda_dsp_dump_ext_rom_status(struct snd_sof_dev *sdev, const char *le
chip = get_chip_info(sdev->pdata);
for (i = 0; i < HDA_EXT_ROM_STATUS_SIZE; i++) {
value = snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg + i * 0x4);
- len += scnprintf(msg + len, sizeof(msg) - len, " 0x%x", value);
+ len += sysfs_emit_at(msg, len, " 0x%x", value);
}
dev_printk(level, sdev->dev, "extended rom status: %s", msg);
--
2.20.1
Powered by blists - more mailing lists