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potential memory leak

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* dir.c (rb_dir_getwd): get rid of potential memory leak.

* util.c (ruby_getcwd): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58780 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-05-18 11:29:42 +00:00
parent 97e824136f
commit 92690b6235
2 changed files with 14 additions and 0 deletions
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6
dir.c
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@ -1054,9 +1054,14 @@ rb_dir_getwd(void)
VALUE cwd;
rb_encoding *fs = rb_filesystem_encoding();
int fsenc = rb_enc_to_index(fs);
VALUE path_guard;
#undef RUBY_UNTYPED_DATA_WARNING
#define RUBY_UNTYPED_DATA_WARNING 0
if (fsenc == ENCINDEX_US_ASCII) fsenc = ENCINDEX_ASCII;
path_guard = Data_Wrap_Struct((VALUE)0, NULL, RUBY_DEFAULT_FREE, NULL);
path = my_getcwd();
DATA_PTR(path_guard) = path;
#ifdef _WIN32
cwd = rb_str_conv_enc(rb_utf8_str_new_cstr(path), NULL, fs);
#else
@ -1068,6 +1073,7 @@ rb_dir_getwd(void)
#endif
rb_enc_associate_index(cwd, fsenc);
#endif
DATA_PTR(path_guard) = 0;
xfree(path);
return cwd;