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-rw-r--r--lib/vsprintf.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 4ee19d0d3910..7af9d841c43b 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -146,19 +146,16 @@ int strict_strtoul(const char *cp, unsigned int base, unsigned long *res)
{
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;
}
@@ -220,18 +217,15 @@ int strict_strtoull(const char *cp, unsigned int base, unsigned long long *res)
{
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;
}