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| author | Tatsuhiro Tsujikawa <[email protected]> | 2015-09-12 12:11:10 +0900 |
|---|---|---|
| committer | Tatsuhiro Tsujikawa <[email protected]> | 2015-09-12 12:11:10 +0900 |
| commit | a085c04e3741825ab4c4ceda60b640e250ae56d5 (patch) | |
| tree | f3f2f7e7d28125adaa01dddf5144a77fbb214b5f /src/state.c | |
| parent | eb9bec19dcb99bf0a6934471fb8f35e80beb8719 (diff) | |
| download | mruby-a085c04e3741825ab4c4ceda60b640e250ae56d5.tar.gz mruby-a085c04e3741825ab4c4ceda60b640e250ae56d5.zip | |
Don't crash if NULL is passed to mrb_close
Sometimes it is very useful just return from mrb_close if NULL is
passed as mrb. This is the same spirit of free(3), which just does
nothing if NULL is passed.
Diffstat (limited to 'src/state.c')
| -rw-r--r-- | src/state.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/state.c b/src/state.c index 2efd34334..bfd99e4c3 100644 --- a/src/state.c +++ b/src/state.c @@ -234,6 +234,7 @@ mrb_free_context(mrb_state *mrb, struct mrb_context *c) MRB_API void mrb_close(mrb_state *mrb) { + if (!mrb) return; if (mrb->atexit_stack_len > 0) { mrb_int i; for (i = mrb->atexit_stack_len; i > 0; --i) { |