admin/mruby-mruby
1
0
Fork 0
mirror of https://github.com/mruby/mruby synced 2026-06-08 16:11:16 +00:00
Code Issues Packages Projects Releases Wiki Activity

backtrace.c: pedantic check for empty backtrace; ref #5394

Browse Source
This commit is contained in:
Yukihiro "Matz" Matsumoto
2021-04-19 15:36:42 +09:00
parent 85808e50b0
commit 2275e76262
1 changed files with 1 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/backtrace.c
+1
View File
@@ -197,6 +197,7 @@ mrb_unpack_backtrace(mrb_state *mrb, mrb_value backtrace)
bt = (struct backtrace_location*)mrb_data_check_get_ptr(mrb, backtrace, &bt_type);
if (bt == NULL) goto empty_backtrace;
n = (mrb_int)RDATA(backtrace)->flags;
if (n == 0) goto empty_backtrace;
backtrace = mrb_ary_new_capa(mrb, n);
ai = mrb_gc_arena_save(mrb);
for (i = 0; i < n; i++) {