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 @@
const char *buf, size_t size)
{
struct omap_mcbsp *mcbsp = dev_get_drvdata(dev);
- const char * const *s;
- int i = 0;
+ int i;
- for (s = &dma_op_modes[i]; i < ARRAY_SIZE(dma_op_modes); s++, i++)
- if (sysfs_streq(buf, *s))
- break;
-
- 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) {