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authorNikita Sobolev <mail@sobolevn.me>2024-03-08 10:49:52 (GMT)
committerGitHub <noreply@github.com>2024-03-08 10:49:52 (GMT)
commitfdb2d90a274158aee23b526d972172bf41bd4b7e (patch)
tree50693d16fd4d8ecf83325cae58ce0652cfe7211d /Python/getargs.c
parent0003285c8d78f0b463f2acc164655456fcfc3206 (diff)
downloadcpython-fdb2d90a274158aee23b526d972172bf41bd4b7e.zip
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gh-116447: Fix possible UB in `arraymodule` and `getargs` (#116459)
Diffstat (limited to 'Python/getargs.c')
-rw-r--r--Python/getargs.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/Python/getargs.c b/Python/getargs.c
index 08e97ee..bec9816 100644
--- a/Python/getargs.c
+++ b/Python/getargs.c
@@ -612,7 +612,7 @@ convertsimple(PyObject *arg, const char **p_format, va_list *p_va, int flags,
switch (c) {
case 'b': { /* unsigned byte -- very short int */
- char *p = va_arg(*p_va, char *);
+ unsigned char *p = va_arg(*p_va, unsigned char *);
long ival = PyLong_AsLong(arg);
if (ival == -1 && PyErr_Occurred())
RETURN_ERR_OCCURRED;
@@ -633,7 +633,7 @@ convertsimple(PyObject *arg, const char **p_format, va_list *p_va, int flags,
case 'B': {/* byte sized bitfield - both signed and unsigned
values allowed */
- char *p = va_arg(*p_va, char *);
+ unsigned char *p = va_arg(*p_va, unsigned char *);
unsigned long ival = PyLong_AsUnsignedLongMask(arg);
if (ival == (unsigned long)-1 && PyErr_Occurred())
RETURN_ERR_OCCURRED;