Messages in this thread Patch in this message | | | Date | Mon, 5 Dec 2022 19:43:47 +0800 (CST) | From | <> | Subject | [PATCH] ASoC: imx-audmux: use sysfs emit() to instead of scnprintf() |
| |
From: ye xingchen <ye.xingchen@zte.com.cn>
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 <ye.xingchen@zte.com.cn> --- 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 50b71e5d4589..582f1e2431ee 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, -- 2.25.1
| |