}
EXPORT_SYMBOL(simple_strtoll);
-/**
- * strict_strtoul - convert a string to an unsigned long strictly
- * @cp: The string to be converted
- * @base: The number base to use
- * @res: The converted result value
- *
- * strict_strtoul converts a string to an unsigned long only if the
- * string is really an unsigned long string, any string containing
- * any invalid char at the tail will be rejected and -EINVAL is returned,
- * only a newline char at the tail is acceptible because people generally
- * change a module parameter in the following way:
- *
- * echo 1024 > /sys/module/e1000/parameters/copybreak
- *
- * echo will append a newline to the tail.
- *
- * It returns 0 if conversion is successful and *res is set to the converted
- * value, otherwise it returns -EINVAL and *res is set to 0.
- *
- * simple_strtoul just ignores the successive invalid characters and
- * return the converted value of prefix part of the string.
- */
-int strict_strtoul(const char *cp, unsigned int base, unsigned long *res)
-{
- char *tail;
- unsigned long val;
-
- *res = 0;
- if (!*cp)
- return -EINVAL;
-
- val = simple_strtoul(cp, &tail, base);
- if (tail == cp)
- return -EINVAL;
-
- if ((tail[0] == '\0') || (tail[0] == '\n' && tail[1] == '\0')) {
- *res = val;
- return 0;
- }
-
- return -EINVAL;
-}
-EXPORT_SYMBOL(strict_strtoul);
-
-/**
- * strict_strtol - convert a string to a long strictly
- * @cp: The string to be converted
- * @base: The number base to use
- * @res: The converted result value
- *
- * strict_strtol is similiar to strict_strtoul, but it allows the first
- * character of a string is '-'.
- *
- * It returns 0 if conversion is successful and *res is set to the converted
- * value, otherwise it returns -EINVAL and *res is set to 0.
- */
-int strict_strtol(const char *cp, unsigned int base, long *res)
-{
- int ret;
- if (*cp == '-') {
- ret = strict_strtoul(cp + 1, base, (unsigned long *)res);
- if (!ret)
- *res = -(*res);
- } else {
- ret = strict_strtoul(cp, base, (unsigned long *)res);
- }
-
- return ret;
-}
-EXPORT_SYMBOL(strict_strtol);
-
-/**
- * strict_strtoull - convert a string to an unsigned long long strictly
- * @cp: The string to be converted
- * @base: The number base to use
- * @res: The converted result value
- *
- * strict_strtoull converts a string to an unsigned long long only if the
- * string is really an unsigned long long string, any string containing
- * any invalid char at the tail will be rejected and -EINVAL is returned,
- * only a newline char at the tail is acceptible because people generally
- * change a module parameter in the following way:
- *
- * echo 1024 > /sys/module/e1000/parameters/copybreak
- *
- * echo will append a newline to the tail of the string.
- *
- * It returns 0 if conversion is successful and *res is set to the converted
- * value, otherwise it returns -EINVAL and *res is set to 0.
- *
- * simple_strtoull just ignores the successive invalid characters and
- * return the converted value of prefix part of the string.
- */
-int strict_strtoull(const char *cp, unsigned int base, unsigned long long *res)
-{
- char *tail;
- unsigned long long val;
-
- *res = 0;
- if (!*cp)
- return -EINVAL;
-
- val = simple_strtoull(cp, &tail, base);
- if (tail == cp)
- return -EINVAL;
- if ((tail[0] == '\0') || (tail[0] == '\n' && tail[1] == '\0')) {
- *res = val;
- return 0;
- }
-
- return -EINVAL;
-}
-EXPORT_SYMBOL(strict_strtoull);
-
-/**
- * strict_strtoll - convert a string to a long long strictly
- * @cp: The string to be converted
- * @base: The number base to use
- * @res: The converted result value
- *
- * strict_strtoll is similiar to strict_strtoull, but it allows the first
- * character of a string is '-'.
- *
- * It returns 0 if conversion is successful and *res is set to the converted
- * value, otherwise it returns -EINVAL and *res is set to 0.
- */
-int strict_strtoll(const char *cp, unsigned int base, long long *res)
-{
- int ret;
- if (*cp == '-') {
- ret = strict_strtoull(cp + 1, base, (unsigned long long *)res);
- if (!ret)
- *res = -(*res);
- } else {
- ret = strict_strtoull(cp, base, (unsigned long long *)res);
- }
-
- return ret;
-}
-EXPORT_SYMBOL(strict_strtoll);
-
static noinline_for_stack
int skip_atoi(const char **s)
{
char *pointer(const char *fmt, char *buf, char *end, void *ptr,
struct printf_spec spec)
{
- if (!ptr) {
+ if (!ptr && *fmt != 'K') {
/*
* Print (null) with the same width as a pointer so it makes
* tabular output look nice.
if (spec.field_width == -1)
spec.field_width = 2 * sizeof(void *);
return string(buf, end, "pK-error", spec);
- } else if ((kptr_restrict == 0) ||
- (kptr_restrict == 1 &&
- has_capability_noaudit(current, CAP_SYSLOG)))
- break;
-
- if (spec.field_width == -1) {
- spec.field_width = 2 * sizeof(void *);
- spec.flags |= ZEROPAD;
}
- return number(buf, end, 0, spec);
+ if (!((kptr_restrict == 0) ||
+ (kptr_restrict == 1 &&
+ has_capability_noaudit(current, CAP_SYSLOG))))
+ ptr = NULL;
+ break;
}
spec.flags |= SMALL;
if (spec.field_width == -1) {
git.openpandora.org / pandora-kernel.git / blobdiff