Make sure diff output is cleared on error

687db88f · Russell Belfer · b1ff7004 · 687db88f
Commit 687db88f authored Apr 22, 2013 by Russell Belfer
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src/diff.c
+5 -1

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--- a/src/diff.c
+++ b/src/diff.c
@@ -702,7 +702,11 @@ int git_diff__from_iterators(
 	int error = 0;
 	const git_index_entry *oitem, *nitem;
 	git_buf ignore_prefix = GIT_BUF_INIT;
-	git_diff_list *diff = diff_list_alloc(repo, old_iter, new_iter);
+	git_diff_list *diff;
+
+	*diff_ptr = NULL;
+
+	diff = diff_list_alloc(repo, old_iter, new_iter);
 	GITERR_CHECK_ALLOC(diff);

 	/* make iterators have matching icase behavior */