diff options
| author | headius <headius@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-08-03 21:53:54 +0000 |
|---|---|---|
| committer | headius <headius@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-08-03 21:53:54 +0000 |
| commit | 7974fe6a78a3551ab682ced6cfabba27843a5cde (patch) | |
| tree | 028e2d47a95bfd185e01920d921d7d01da160307 /ext/stringio/stringio.c | |
| parent | 5a13ad0386552a8d7ad4a94fbd99a0a36b045a25 (diff) | |
* ext/stringio/stringio.c (strio_substr): Trivial fix for invalid
pointer when len = 0 and pos outside of string. Bug #8728.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42366 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/stringio/stringio.c')
| -rw-r--r-- | ext/stringio/stringio.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/ext/stringio/stringio.c b/ext/stringio/stringio.c index 57854919cd..ef3df832b8 100644 --- a/ext/stringio/stringio.c +++ b/ext/stringio/stringio.c @@ -102,6 +102,7 @@ strio_substr(struct StringIO *ptr, long pos, long len) if (len > rlen) len = rlen; if (len < 0) len = 0; + if (len == 0) return rb_str_new(0,0); return rb_enc_str_new(RSTRING_PTR(str)+pos, len, enc); } |