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| author | Yukihiro "Matz" Matsumoto <[email protected]> | 2017-08-08 01:54:43 +0900 |
|---|---|---|
| committer | Yukihiro "Matz" Matsumoto <[email protected]> | 2017-08-08 01:54:43 +0900 |
| commit | e910cf61693c8c933c11c726c88eec82a6da0a76 (patch) | |
| tree | 093ab7929fbdf0d68a530eb24b8b542cb2608fb7 /src/backtrace.c | |
| parent | 1358725738433f4b91ce268e96be6a21db03a24b (diff) | |
| download | mruby-e910cf61693c8c933c11c726c88eec82a6da0a76.tar.gz mruby-e910cf61693c8c933c11c726c88eec82a6da0a76.zip | |
Check if `ptr` is NULL before calling `memset`; fix #3765
Diffstat (limited to 'src/backtrace.c')
| -rw-r--r-- | src/backtrace.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backtrace.c b/src/backtrace.c index f04395597..0f5240f6f 100644 --- a/src/backtrace.c +++ b/src/backtrace.c @@ -206,7 +206,7 @@ packed_backtrace(mrb_state *mrb) each_backtrace(mrb, ciidx, mrb->c->ci->pc, count_backtrace_i, &len); size = len * sizeof(struct backtrace_location); ptr = mrb_malloc(mrb, size); - memset(ptr, 0, size); + if (ptr) memset(ptr, 0, size); backtrace = mrb_data_object_alloc(mrb, NULL, ptr, &bt_type); backtrace->flags = (unsigned int)len; each_backtrace(mrb, ciidx, mrb->c->ci->pc, pack_backtrace_i, &ptr); |