[alsa-devel] [PATCH v3 2/2] ASoC: fsl_ssi: Use the tolower() function
Fabio Estevam
festevam at gmail.com
Wed Apr 5 21:44:06 CEST 2017
From: Fabio Estevam <fabio.estevam at nxp.com>
Code can be simplified by using the standard tolower() funtion.
Signed-off-by: Fabio Estevam <fabio.estevam at nxp.com>
---
Changes since v2:
- None
sound/soc/fsl/fsl_ssi.c | 13 +++++--------
1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index 0b74d1c..173cb84 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -35,6 +35,7 @@
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/clk.h>
+#include <linux/ctype.h>
#include <linux/device.h>
#include <linux/delay.h>
#include <linux/slab.h>
@@ -1315,14 +1316,10 @@ static struct snd_ac97_bus_ops fsl_ssi_ac97_ops = {
*/
static void make_lowercase(char *s)
{
- char *p = s;
- char c;
-
- while ((c = *p)) {
- if ((c >= 'A') && (c <= 'Z'))
- *p = c + ('a' - 'A');
- p++;
- }
+ if (!s)
+ return;
+ for (; *s; s++)
+ *s = tolower(*s);
}
static int fsl_ssi_imx_probe(struct platform_device *pdev,
--
2.7.4
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