diff options
| -rw-r--r-- | sound/soc/fsl/fsl_ssi.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c index 184a47360f84..549a598d030e 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> @@ -1320,14 +1321,10 @@ 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, |