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| author | Honglin Zhu <zhuhonglin.zhl@alibaba-inc.com> | 2022-07-28 10:00:34 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-07-28 10:00:34 (GMT) |
| commit | b946f529efb4a623ac4ad968d8091edb81ebdcdb (patch) | |
| tree | 01264f821dbf906698688cdbaa6e20adef47eac9 | |
| parent | e16d4ed59072839b49bda4b447f260201aae7e39 (diff) | |
| download | cpython-b946f529efb4a623ac4ad968d8091edb81ebdcdb.zip cpython-b946f529efb4a623ac4ad968d8091edb81ebdcdb.tar.gz cpython-b946f529efb4a623ac4ad968d8091edb81ebdcdb.tar.bz2 | |
gh-95355: Check tokens[0] after allocating memory (GH-95356)
#95355
Automerge-Triggered-By: GH:pablogsal
| -rw-r--r-- | Misc/NEWS.d/next/Core and Builtins/2022-07-28-08-33-31.gh-issue-95355.yN4XVk.rst | 1 | ||||
| -rw-r--r-- | Parser/pegen.c | 2 |
2 files changed, 2 insertions, 1 deletions
diff --git a/Misc/NEWS.d/next/Core and Builtins/2022-07-28-08-33-31.gh-issue-95355.yN4XVk.rst b/Misc/NEWS.d/next/Core and Builtins/2022-07-28-08-33-31.gh-issue-95355.yN4XVk.rst new file mode 100644 index 0000000..6a28999 --- /dev/null +++ b/Misc/NEWS.d/next/Core and Builtins/2022-07-28-08-33-31.gh-issue-95355.yN4XVk.rst @@ -0,0 +1 @@ +``_PyPegen_Parser_New`` now properly detects token memory allocation errors. Patch by Honglin Zhu. diff --git a/Parser/pegen.c b/Parser/pegen.c index dbf105a..31e3ec0 100644 --- a/Parser/pegen.c +++ b/Parser/pegen.c @@ -738,7 +738,7 @@ _PyPegen_Parser_New(struct tok_state *tok, int start_rule, int flags, return (Parser *) PyErr_NoMemory(); } p->tokens[0] = PyMem_Calloc(1, sizeof(Token)); - if (!p->tokens) { + if (!p->tokens[0]) { PyMem_Free(p->tokens); PyMem_Free(p); return (Parser *) PyErr_NoMemory(); |