diff options
author | NAKAMURA Usaku <usa@ruby-lang.org> | 2021-11-24 19:31:43 +0900 |
---|---|---|
committer | NAKAMURA Usaku <usa@ruby-lang.org> | 2021-11-24 19:31:43 +0900 |
commit | d55426f800546cbc3b333ae7ab98c1893f710612 (patch) | |
tree | 50c11a748c866f15ababe694955d1eb2ea7fa60c /string.c | |
parent | 0fd9588395294ac97a1f6dc3a51d4f19e84a6ba9 (diff) |
merge revision(s) 5d815542815fe8b939239750bba7f8f0b79c97d6: [Backport #18154]
[Bug #18154] Fix memory leak in String#initialize
String#initialize can leak memory when called on a string that is marked
with STR_NOFREE because it does not unset the STR_NOFREE flag.
---
string.c | 2 +-
test/ruby/test_string.rb | 10 ++++++++++
2 files changed, 11 insertions(+), 1 deletion(-)
Diffstat (limited to 'string.c')
-rw-r--r-- | string.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -1594,7 +1594,7 @@ rb_str_init(int argc, VALUE *argv, VALUE str) const size_t osize = RSTRING(str)->as.heap.len + TERM_LEN(str); char *new_ptr = ALLOC_N(char, (size_t)capa + termlen); memcpy(new_ptr, old_ptr, osize < size ? osize : size); - FL_UNSET_RAW(str, STR_SHARED); + FL_UNSET_RAW(str, STR_SHARED|STR_NOFREE); RSTRING(str)->as.heap.ptr = new_ptr; } else if (STR_HEAP_SIZE(str) != (size_t)capa + termlen) { |