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staging: fbtft: propagate error code from kstrto*()

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kstrto*() functions return proper error code.

Do propogate it to the user.

Acked-by: Noralf Trønnes <noralf@tronnes.org>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2017-01-19 12:45:43 +02:00 committed by Greg Kroah-Hartman
parent 7c3eaadd02
commit 09142c17da
1 changed files with 1 additions and 6 deletions
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7
drivers/staging/fbtft/fbtft-sysfs.c
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@ -4,7 +4,6 @@
static int get_next_ulong(char **str_p, unsigned long *val, char *sep, int base)
{
char *p_val;
int ret;
if (!str_p || !(*str_p))
return -EINVAL;
@ -14,11 +13,7 @@ static int get_next_ulong(char **str_p, unsigned long *val, char *sep, int base)
if (!p_val)
return -EINVAL;
ret = kstrtoul(p_val, base, val);
if (ret)
return -EINVAL;
return 0;
return kstrtoul(p_val, base, val);
}
int fbtft_gamma_parse_str(struct fbtft_par *par, unsigned long *curves,