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kconfig: switch to "long long" for sanity

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Instead of using "long" for kconfig "hex" and "range" values, which may
change in size depending on the host architecture, use "long long". This
will allow values greater than INT_MAX on 32-bit hosts when cross
compiling.

Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Tested-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
This commit is contained in:
Kees Cook 2013-07-18 11:32:01 -07:00 committed by Yann E. MORIN
parent c3286ee337
commit 129784abc9
1 changed files with 10 additions and 9 deletions
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19
scripts/kconfig/symbol.c
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@ -136,7 +136,7 @@ static struct property *sym_get_range_prop(struct symbol *sym)
return NULL;
}
static long sym_get_range_val(struct symbol *sym, int base)
static long long sym_get_range_val(struct symbol *sym, int base)
{
sym_calc_value(sym);
switch (sym->type) {
@ -149,13 +149,14 @@ static long sym_get_range_val(struct symbol *sym, int base)
default:
break;
}
return strtol(sym->curr.val, NULL, base);
return strtoll(sym->curr.val, NULL, base);
}
static void sym_validate_range(struct symbol *sym)
{
struct property *prop;
long base, val, val2;
int base;
long long val, val2;
char str[64];
switch (sym->type) {
@ -171,7 +172,7 @@ static void sym_validate_range(struct symbol *sym)
prop = sym_get_range_prop(sym);
if (!prop)
return;
val = strtol(sym->curr.val, NULL, base);
val = strtoll(sym->curr.val, NULL, base);
val2 = sym_get_range_val(prop->expr->left.sym, base);
if (val >= val2) {
val2 = sym_get_range_val(prop->expr->right.sym, base);
@ -179,9 +180,9 @@ static void sym_validate_range(struct symbol *sym)
return;
}
if (sym->type == S_INT)
sprintf(str, "%ld", val2);
sprintf(str, "%lld", val2);
else
sprintf(str, "0x%lx", val2);
sprintf(str, "0x%llx", val2);
sym->curr.val = strdup(str);
}
@ -594,7 +595,7 @@ bool sym_string_valid(struct symbol *sym, const char *str)
bool sym_string_within_range(struct symbol *sym, const char *str)
{
struct property *prop;
long val;
long long val;
switch (sym->type) {
case S_STRING:
@ -605,7 +606,7 @@ bool sym_string_within_range(struct symbol *sym, const char *str)
prop = sym_get_range_prop(sym);
if (!prop)
return true;
val = strtol(str, NULL, 10);
val = strtoll(str, NULL, 10);
return val >= sym_get_range_val(prop->expr->left.sym, 10) &&
val <= sym_get_range_val(prop->expr->right.sym, 10);
case S_HEX:
@ -614,7 +615,7 @@ bool sym_string_within_range(struct symbol *sym, const char *str)
prop = sym_get_range_prop(sym);
if (!prop)
return true;
val = strtol(str, NULL, 16);
val = strtoll(str, NULL, 16);
return val >= sym_get_range_val(prop->expr->left.sym, 16) &&
val <= sym_get_range_val(prop->expr->right.sym, 16);
case S_BOOLEAN: