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| author | Sverker Eriksson <[email protected]> | 2018-10-18 23:11:31 +0200 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2018-10-19 19:44:50 +0200 |
| commit | a64977f98e71aaf046dc81719459a8f9b03da90d (patch) | |
| tree | 82ecac7aab256fa617e09ddcd676db9c74a483aa /erts/emulator/beam/erl_alloc.c | |
| parent | b5a62a61b9856c32dd66e651462419adead3fdac (diff) | |
| download | otp-a64977f98e71aaf046dc81719459a8f9b03da90d.tar.gz otp-a64977f98e71aaf046dc81719459a8f9b03da90d.tar.bz2 otp-a64977f98e71aaf046dc81719459a8f9b03da90d.zip | |
erts: Fix debug_realloc for ptr==NULL
Diffstat (limited to 'erts/emulator/beam/erl_alloc.c')
| -rw-r--r-- | erts/emulator/beam/erl_alloc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c index 36c46fd7aa..cd679e32b0 100644 --- a/erts/emulator/beam/erl_alloc.c +++ b/erts/emulator/beam/erl_alloc.c @@ -4041,7 +4041,7 @@ debug_realloc(ErtsAlcType_t type, void *extra, void *ptr, Uint size) erts_hdbg_chk_blks(); #endif - if (old_size > size) + if (ptr && old_size > size) sys_memset((void *) (((char *) ptr) + size), 0xf, sizeof(Uint) + old_size - size); |