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| author | Sverker Eriksson <[email protected]> | 2017-11-15 13:27:06 +0100 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2017-11-15 13:27:06 +0100 |
| commit | 567cdef0b7b0192f0bb9b7a552ce6868795efae0 (patch) | |
| tree | 19fa61600caf9b3080365cab784d57926b42e681 /erts/emulator | |
| parent | 8c42d5dc4f85d540c53cf24c85de6372c89ec486 (diff) | |
| download | otp-567cdef0b7b0192f0bb9b7a552ce6868795efae0.tar.gz otp-567cdef0b7b0192f0bb9b7a552ce6868795efae0.tar.bz2 otp-567cdef0b7b0192f0bb9b7a552ce6868795efae0.zip | |
erts: Fix NIF debug readonly check of binaries
when done by enif_free_env or enif_clear_env.
Do check before we free heap fragments.
Diffstat (limited to 'erts/emulator')
| -rw-r--r-- | erts/emulator/beam/erl_nif.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index 3ade17b10d..f67b67325d 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -550,6 +550,9 @@ void enif_clear_env(ErlNifEnv* env) ASSERT(p == menv->env.proc); ASSERT(p->common.id == ERTS_INVALID_PID); ASSERT(MBUF(p) == menv->env.heap_frag); + + free_tmp_objs(env); + if (MBUF(p) != NULL) { erts_cleanup_offheap(&MSO(p)); clear_offheap(&MSO(p)); @@ -561,7 +564,6 @@ void enif_clear_env(ErlNifEnv* env) menv->env.hp = menv->env.hp_end = HEAP_TOP(p); ASSERT(!is_offheap(&MSO(p))); - free_tmp_objs(env); } #ifdef ERTS_SMP |