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Asigns table properties after mrb_calloc()

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If GC occurs in `mrb_calloc()` called by `iv_rehash()` or `mt_rehash()`, the object as table data may be destroyed.
This commit is contained in:
dearblue
2022-06-08 22:10:58 +09:00
parent 5233865c47
commit 56c6dde9c5
2 changed files with 2 additions and 2 deletions
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src/class.c
+1 -1
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@@ -73,9 +73,9 @@ mt_rehash(mrb_state *mrb, mt_tbl *t)
khash_power2(new_alloc);
if (old_alloc == new_alloc) return;
t->ptr = (union mt_ptr*)mrb_calloc(mrb, sizeof(union mt_ptr)+sizeof(mrb_sym), new_alloc);
t->alloc = new_alloc;
t->size = 0;
t->ptr = (union mt_ptr*)mrb_calloc(mrb, sizeof(union mt_ptr)+sizeof(mrb_sym), new_alloc);
if (old_alloc == 0) return;
mrb_sym *keys = (mrb_sym*)&old_ptr[old_alloc];
src/variable.c
+1 -1
View File
@@ -49,9 +49,9 @@ iv_rehash(mrb_state *mrb, iv_tbl *t)
khash_power2(new_alloc);
if (old_alloc == new_alloc) return;
t->ptr = (mrb_value*)mrb_calloc(mrb, sizeof(mrb_value)+sizeof(mrb_sym), new_alloc);
t->size = 0;
t->alloc = new_alloc;
t->ptr = (mrb_value*)mrb_calloc(mrb, sizeof(mrb_value)+sizeof(mrb_sym), new_alloc);
if (old_alloc == 0) return;
mrb_sym *keys = (mrb_sym*)&old_ptr[old_alloc];