* transcode.c (transcode_search_path): prevent infinite loop by

  searching a path for self conversion.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18687 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 0 deletions

diff --git a/transcode.c b/transcode.c
index 32e3d082af..33b1c7fc96 100644
--- a/transcode.c
+++ b/transcode.c
@@ -165,6 +165,9 @@ transcode_search_path(const char *from, const char *to,
     int found;
     int pathlen;
 
+    if (encoding_equal(from, to))
+        return -1;
+
     q = ALLOC(search_path_queue_t);
     q->enc = from;
     q->next = NULL;