file.c: fix mem leak in rb_stat_init

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2756 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 0 deletions

diff --git a/file.c b/file.c
index 20f0d791a8..719bb27557 100644
--- a/file.c
+++ b/file.c
@@ -2009,6 +2009,10 @@ rb_stat_init(obj, fname)
     if (stat(RSTRING(fname)->ptr, &st) == -1) {
 	rb_sys_fail(RSTRING(fname)->ptr);
     }
+    if (DATA_PTR(obj)) {
+	free(DATA_PTR(obj));
+	DATA_PTR(obj) = NULL;
+    }
     nst = ALLOC(struct stat);
     *nst = st;
     DATA_PTR(obj) = nst;