From 7a57ae5478604df9a255a3067000336bc6bfd692 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Carlos=20Mart=C3=ADn=20Nieto?= <carlos@cmartin.tk>
Date: Sat, 25 Aug 2012 23:31:29 +0200
Subject: [PATCH] indexer: don't segfault when freeing an unused indexer

Make sure that idx->pack isn't NULL before trying to free resources
under it.
---
 src/indexer.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/indexer.c b/src/indexer.c
index 30c6469a1..719f54e24 100644
--- a/src/indexer.c
+++ b/src/indexer.c
@@ -587,9 +587,11 @@ void git_indexer_stream_free(git_indexer_stream *idx)
 	git_vector_foreach(&idx->objects, i, e)
 		git__free(e);
 	git_vector_free(&idx->objects);
-	git_vector_foreach(&idx->pack->cache, i, pe)
-		git__free(pe);
-	git_vector_free(&idx->pack->cache);
+	if (idx->pack) {
+		git_vector_foreach(&idx->pack->cache, i, pe)
+			git__free(pe);
+		git_vector_free(&idx->pack->cache);
+	}
 	git_vector_foreach(&idx->deltas, i, delta)
 		git__free(delta);
 	git_vector_free(&idx->deltas);