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bpo-35436: Add missing PyErr_NoMemory() calls and other minor bug fixes. (GH-11015)

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Set MemoryError when appropriate, add missing failure checks,
and fix some potential leaks.
This commit is contained in:
Zackery Spytz 2018-12-07 03:11:30 -07:00 • committed by Serhiy Storchaka
parent 3a521f0b61
commit 4c49da0cb7
17 changed files with 113 additions and 27 deletions
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7
Python/ast.c
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@ -4097,6 +4097,9 @@ parsenumber(struct compiling *c, const char *s)
}
/* Create a duplicate without underscores. */
dup = PyMem_Malloc(strlen(s) + 1);
if (dup == NULL) {
return PyErr_NoMemory();
}
end = dup;
for (; *s; s++) {
if (*s != '_') {
@ -4325,8 +4328,10 @@ fstring_compile_expr(const char *expr_start, const char *expr_end,
len = expr_end - expr_start;
/* Allocate 3 extra bytes: open paren, close paren, null byte. */
str = PyMem_RawMalloc(len + 3);
if (str == NULL)
if (str == NULL) {
PyErr_NoMemory();
return NULL;
}
str[0] = '(';
memcpy(str+1, expr_start, len);