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extmod/moductypes: Validate that uctypes.struct addr argument is an int.

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Fixes issue #12660.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George
2023-10-12 15:45:40 +11:00
parent 5015779a6f
commit 05cb1406ad
3 changed files with 8 additions and 1 deletions
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extmod/moductypes.c
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@@ -96,7 +96,7 @@ STATIC NORETURN void syntax_error(void) {
STATIC mp_obj_t uctypes_struct_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
mp_arg_check_num(n_args, n_kw, 2, 3, false);
mp_obj_uctypes_struct_t *o = mp_obj_malloc(mp_obj_uctypes_struct_t, type);
o->addr = (void *)(uintptr_t)mp_obj_int_get_truncated(args[0]);
o->addr = (void *)(uintptr_t)mp_obj_get_int_truncated(args[0]);
o->desc = args[1];
o->flags = LAYOUT_NATIVE;
if (n_args == 3) {