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authorYukihiro "Matz" Matsumoto <[email protected]>2021-01-16 17:55:43 +0900
committerGitHub <[email protected]>2021-01-16 17:55:43 +0900
commit126f0f0563837c7169b7580dd5ae1ea433bd9a54 (patch)
treef6605851e02b437445eb8a97cfa624bcde466f22
parent0aa8db9a06157d8c10a88ad592a691b6da7a0533 (diff)
parent0fdf5d9bb9ac06d3f205f9cab9e081dd473ebc58 (diff)
downloadmruby-126f0f0563837c7169b7580dd5ae1ea433bd9a54.tar.gz
mruby-126f0f0563837c7169b7580dd5ae1ea433bd9a54.zip
Merge pull request #5292 from dearblue/objspace-memsize
Fix NULL pointer dereference with mruby-os-memsize and mruby-method
-rw-r--r--mrbgems/mruby-os-memsize/src/memsize.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mrbgems/mruby-os-memsize/src/memsize.c b/mrbgems/mruby-os-memsize/src/memsize.c
index 0bdd2c516..abfd94268 100644
--- a/mrbgems/mruby-os-memsize/src/memsize.c
+++ b/mrbgems/mruby-os-memsize/src/memsize.c
@@ -33,6 +33,7 @@ os_memsize_of_method(mrb_state* mrb, mrb_value method_obj)
size_t size;
mrb_value proc_value = mrb_obj_iv_get(mrb, mrb_obj_ptr(method_obj),
mrb_intern_lit(mrb, "_proc"));
+ if (mrb_nil_p(proc_value)) return 0;
struct RProc *proc = mrb_proc_ptr(proc_value);
size = sizeof(struct RProc);