From a39bc7cf8e284653fb6fd9d897f269f4ac80cf52 Mon Sep 17 00:00:00 2001 From: ye xingchen Date: Mon, 5 Dec 2022 19:43:47 +0800 Subject: [PATCH] ASoC: imx-audmux: use sysfs_emit() to instead of scnprintf() Follow the advice of the Documentation/filesystems/sysfs.rst and show() should only use sysfs_emit() or sysfs_emit_at() when formatting the value to be returned to user space. Signed-off-by: ye xingchen Link: https://lore.kernel.org/r/202212051943476482106@zte.com.cn Signed-off-by: Mark Brown --- sound/soc/fsl/imx-audmux.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/sound/soc/fsl/imx-audmux.c b/sound/soc/fsl/imx-audmux.c index 50b71e5..582f1e2 100644 --- a/sound/soc/fsl/imx-audmux.c +++ b/sound/soc/fsl/imx-audmux.c @@ -75,8 +75,7 @@ static ssize_t audmux_read_file(struct file *file, char __user *user_buf, if (!buf) return -ENOMEM; - ret = scnprintf(buf, PAGE_SIZE, "PDCR: %08x\nPTCR: %08x\n", - pdcr, ptcr); + ret = sysfs_emit(buf, "PDCR: %08x\nPTCR: %08x\n", pdcr, ptcr); if (ptcr & IMX_AUDMUX_V2_PTCR_TFSDIR) ret += scnprintf(buf + ret, PAGE_SIZE - ret, -- 2.7.4