From: zhaoxiao <zhaoxiao@uniontech.com> To: perex@perex.cz, tiwai@suse.com Cc: daniel.baluta@nxp.com, guennadi.liakhovetski@linux.intel.com, alsa-devel@alsa-project.org, kai.vehmanen@linux.intel.com, lgirdwood@gmail.com, peter.ujfalusi@linux.intel.com, ranjani.sridharan@linux.intel.com, pierre-louis.bossart@linux.intel.com, zhaoxiao <zhaoxiao@uniontech.com>, broonie@kernel.org, yung-chuan.liao@linux.intel.com, linux-kernel@vger.kernel.org, sound-open-firmware@alsa-project.org Subject: [PATCH] ASoC: intel: Replace scnprintf() calls with sysfs_emit_at() Date: Tue, 16 Aug 2022 16:55:02 +0800 [thread overview] Message-ID: <20220816085502.25295-1-zhaoxiao@uniontech.com> (raw) 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@uniontech.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
WARNING: multiple messages have this Message-ID (diff)
From: zhaoxiao <zhaoxiao@uniontech.com> To: perex@perex.cz, tiwai@suse.com Cc: pierre-louis.bossart@linux.intel.com, lgirdwood@gmail.com, peter.ujfalusi@linux.intel.com, yung-chuan.liao@linux.intel.com, ranjani.sridharan@linux.intel.com, kai.vehmanen@linux.intel.com, daniel.baluta@nxp.com, broonie@kernel.org, guennadi.liakhovetski@linux.intel.com, sound-open-firmware@alsa-project.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, zhaoxiao <zhaoxiao@uniontech.com> Subject: [PATCH] ASoC: intel: Replace scnprintf() calls with sysfs_emit_at() Date: Tue, 16 Aug 2022 16:55:02 +0800 [thread overview] Message-ID: <20220816085502.25295-1-zhaoxiao@uniontech.com> (raw) 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@uniontech.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
next reply other threads:[~2022-08-16 9:52 UTC|newest] Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-08-16 8:55 zhaoxiao [this message] 2022-08-16 8:55 ` [PATCH] ASoC: intel: Replace scnprintf() calls with sysfs_emit_at() zhaoxiao 2022-08-16 9:57 ` Takashi Iwai
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