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| author | Yukihiro "Matz" Matsumoto <[email protected]> | 2021-04-10 19:04:09 +0900 |
|---|---|---|
| committer | Yukihiro "Matz" Matsumoto <[email protected]> | 2021-04-10 19:08:14 +0900 |
| commit | 167e0b3f4f12133e035d5771070628637398c149 (patch) | |
| tree | 1900493e0965c26a5a77410da9f2fb50ac2ba6ee /mrbgems/mruby-io/src | |
| parent | 5342b5cfef8eb0cb4588fb8fac457b83cae7ddf2 (diff) | |
| download | mruby-167e0b3f4f12133e035d5771070628637398c149.tar.gz mruby-167e0b3f4f12133e035d5771070628637398c149.zip | |
io.c: add assertions to `mrb_io_bufread()`; ref #5389
Diffstat (limited to 'mrbgems/mruby-io/src')
| -rw-r--r-- | mrbgems/mruby-io/src/io.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mrbgems/mruby-io/src/io.c b/mrbgems/mruby-io/src/io.c index d29f839f9..234d7b1fc 100644 --- a/mrbgems/mruby-io/src/io.c +++ b/mrbgems/mruby-io/src/io.c @@ -1476,6 +1476,9 @@ mrb_io_bufread(mrb_state *mrb, mrb_value self) mrb_int len; mrb_get_args(mrb, "Si", &str, &len); + mrb_assert(RSTRING_LEN(str) > 0); + mrb_assert(RSTRING_PTR(str) != NULL); + mrb_str_modify(mrb, RSTRING(str)); return io_bufread(mrb, str, len); } |