{
char *tail;
unsigned long val;
- size_t len;
*res = 0;
- len = strlen(cp);
- if (len == 0)
+ if (!*cp)
return -EINVAL;
val = simple_strtoul(cp, &tail, base);
if (tail == cp)
return -EINVAL;
- if ((*tail == '\0') ||
- ((len == (size_t)(tail - cp) + 1) && (*tail == '\n'))) {
+ if ((tail[0] == '\0') || (tail[0] == '\n' && tail[1] == '\0')) {
*res = val;
return 0;
}
{
char *tail;
unsigned long long val;
- size_t len;
*res = 0;
- len = strlen(cp);
- if (len == 0)
+ if (!*cp)
return -EINVAL;
val = simple_strtoull(cp, &tail, base);
if (tail == cp)
return -EINVAL;
- if ((*tail == '\0') ||
- ((len == (size_t)(tail - cp) + 1) && (*tail == '\n'))) {
+ if ((tail[0] == '\0') || (tail[0] == '\n' && tail[1] == '\0')) {
*res = val;
return 0;
}