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| author | Benjamin Peterson <benjamin@python.org> | 2012-10-31 23:01:42 (GMT) |
|---|---|---|
| committer | Benjamin Peterson <benjamin@python.org> | 2012-10-31 23:01:42 (GMT) |
| commit | e132f527c9ae1e6b375a39014563015c6391f52f (patch) | |
| tree | 8bce42397ae7a0f7f1087ebf77398d301ea054bb /Python | |
| parent | 591c9214110d1004032c61b00e47ad0805947ef2 (diff) | |
| download | cpython-e132f527c9ae1e6b375a39014563015c6391f52f.zip cpython-e132f527c9ae1e6b375a39014563015c6391f52f.tar.gz cpython-e132f527c9ae1e6b375a39014563015c6391f52f.tar.bz2 | |
check return value of _PyUnicode_AsString
Diffstat (limited to 'Python')
| -rw-r--r-- | Python/symtable.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/Python/symtable.c b/Python/symtable.c index 1c291bb..ff6e8b7 100644 --- a/Python/symtable.c +++ b/Python/symtable.c @@ -1202,12 +1202,14 @@ symtable_visit_stmt(struct symtable *st, stmt_ty s) asdl_seq *seq = s->v.Global.names; for (i = 0; i < asdl_seq_LEN(seq); i++) { identifier name = (identifier)asdl_seq_GET(seq, i); - char *c_name = _PyUnicode_AsString(name); long cur = symtable_lookup(st, name); if (cur < 0) return 0; if (cur & (DEF_LOCAL | USE)) { char buf[256]; + char *c_name = _PyUnicode_AsString(name); + if (!c_name) + return 0; if (cur & DEF_LOCAL) PyOS_snprintf(buf, sizeof(buf), GLOBAL_AFTER_ASSIGN, @@ -1229,12 +1231,14 @@ symtable_visit_stmt(struct symtable *st, stmt_ty s) asdl_seq *seq = s->v.Nonlocal.names; for (i = 0; i < asdl_seq_LEN(seq); i++) { identifier name = (identifier)asdl_seq_GET(seq, i); - char *c_name = _PyUnicode_AsString(name); long cur = symtable_lookup(st, name); if (cur < 0) return 0; if (cur & (DEF_LOCAL | USE)) { char buf[256]; + char *c_name = _PyUnicode_AsString(name); + if (!c_name) + return 0; if (cur & DEF_LOCAL) PyOS_snprintf(buf, sizeof(buf), NONLOCAL_AFTER_ASSIGN, |