Unverified Commit a39bc7cf authored by ye xingchen's avatar ye xingchen Committed by Mark Brown
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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: default avatarye xingchen <ye.xingchen@zte.com.cn>
Link: https://lore.kernel.org/r/202212051943476482106@zte.com.cn


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent ef0a098e

sound/soc/fsl/imx-audmux.c

+1 −2
Original line number Diff line number Diff line
@@ -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,