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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>
This commit is contained in:
Andy Shevchenko 2017-06-09 15:06:54 +03:00 committed by Mark Brown
parent 2ea659a9ef
commit 69beca69d6
1 changed files with 4 additions and 8 deletions
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12
sound/soc/omap/mcbsp.c
View File

@ -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;
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) {