From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Fri, 9 Jun 2017 12:06:54 +0000 (+0300)
Subject: ASoC: omap-mcbsp: Use sysfs_match_string() helper
X-Git-Tag: v4.14-rc4~21^2~60^2^2~4^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=69beca69d68b69b38c2610b8b5fd2e27a40d441b;p=platform%2Fkernel%2Flinux-rpi.git

ASoC: omap-mcbsp: Use sysfs_match_string() helper

Use sysfs_match_string() helper instead of open coded variant.

Cc: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: Jarkko Nikula <jarkko.nikula@bitmer.com>
Cc: Mark Brown <broonie@kernel.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/sound/soc/omap/mcbsp.c b/sound/soc/omap/mcbsp.c
index 06fec56..7a54e30 100644
--- a/sound/soc/omap/mcbsp.c
+++ b/sound/soc/omap/mcbsp.c
@@ -835,15 +835,11 @@ static ssize_t dma_op_mode_store(struct device *dev,
 				const char *buf, size_t size)
 {
 	struct omap_mcbsp *mcbsp = dev_get_drvdata(dev);
-	const char * const *s;
-	int i = 0;
-
-	for (s = &dma_op_modes[i]; i < ARRAY_SIZE(dma_op_modes); s++, i++)
-		if (sysfs_streq(buf, *s))
-			break;
+	int i;
 
-	if (i == ARRAY_SIZE(dma_op_modes))
-		return -EINVAL;
+	i = sysfs_match_string(dma_op_modes, buf);
+	if (i < 0)
+		return i;
 
 	spin_lock_irq(&mcbsp->lock);
 	if (!mcbsp->free) {