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-rw-r--r--lib/vsprintf.c25
1 files changed, 12 insertions, 13 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 2aa408441c..552738f142 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -60,7 +60,8 @@
bool no_hash_pointers __ro_after_init;
EXPORT_SYMBOL_GPL(no_hash_pointers);
-static noinline unsigned long long simple_strntoull(const char *startp, size_t max_chars, char **endp, unsigned int base)
+noinline
+static unsigned long long simple_strntoull(const char *startp, char **endp, unsigned int base, size_t max_chars)
{
const char *cp;
unsigned long long result = 0ULL;
@@ -95,7 +96,7 @@ static noinline unsigned long long simple_strntoull(const char *startp, size_t m
noinline
unsigned long long simple_strtoull(const char *cp, char **endp, unsigned int base)
{
- return simple_strntoull(cp, INT_MAX, endp, base);
+ return simple_strntoull(cp, endp, base, INT_MAX);
}
EXPORT_SYMBOL(simple_strtoull);
@@ -130,8 +131,8 @@ long simple_strtol(const char *cp, char **endp, unsigned int base)
}
EXPORT_SYMBOL(simple_strtol);
-static long long simple_strntoll(const char *cp, size_t max_chars, char **endp,
- unsigned int base)
+noinline
+static long long simple_strntoll(const char *cp, char **endp, unsigned int base, size_t max_chars)
{
/*
* simple_strntoull() safely handles receiving max_chars==0 in the
@@ -140,9 +141,9 @@ static long long simple_strntoll(const char *cp, size_t max_chars, char **endp,
* and the content of *cp is irrelevant.
*/
if (*cp == '-' && max_chars > 0)
- return -simple_strntoull(cp + 1, max_chars - 1, endp, base);
+ return -simple_strntoull(cp + 1, endp, base, max_chars - 1);
- return simple_strntoull(cp, max_chars, endp, base);
+ return simple_strntoull(cp, endp, base, max_chars);
}
/**
@@ -155,7 +156,7 @@ static long long simple_strntoll(const char *cp, size_t max_chars, char **endp,
*/
long long simple_strtoll(const char *cp, char **endp, unsigned int base)
{
- return simple_strntoll(cp, INT_MAX, endp, base);
+ return simple_strntoll(cp, endp, base, INT_MAX);
}
EXPORT_SYMBOL(simple_strtoll);
@@ -3653,13 +3654,11 @@ int vsscanf(const char *buf, const char *fmt, va_list args)
break;
if (is_sign)
- val.s = simple_strntoll(str,
- field_width >= 0 ? field_width : INT_MAX,
- &next, base);
+ val.s = simple_strntoll(str, &next, base,
+ field_width >= 0 ? field_width : INT_MAX);
else
- val.u = simple_strntoull(str,
- field_width >= 0 ? field_width : INT_MAX,
- &next, base);
+ val.u = simple_strntoull(str, &next, base,
+ field_width >= 0 ? field_width : INT_MAX);
switch (qualifier) {
case 'H': /* that's 'hh' in format */