Clean up valgrind warnings

src/config_file.c

@@ -334,6 +334,7 @@ static int config_get_multivar(
 
 			var = var->next;
 		} while (var != NULL);
+		regfree(&regex);
 	} else {
 		/* no regex; go through all the variables */
 		do {

src/odb_loose.c

@@ -772,7 +772,7 @@ static int loose_backend__stream(git_odb_stream **stream_out, git_odb_backend *_
 
 static int loose_backend__write(git_oid *oid, git_odb_backend *_backend, const void *data, size_t len, git_otype type)
 {
-	int error, header_len;
+	int error = 0, header_len;
 	git_buf final_path = GIT_BUF_INIT;
 	char header[64];
 	git_filebuf fbuf = GIT_FILEBUF_INIT;

src/status.c

@@ -43,6 +43,8 @@ static int resolve_head_to_tree(git_tree **tree, git_repository *repo)
 	if (git_object_lookup(&obj, repo, git_reference_oid(head), GIT_OBJ_ANY) < 0)
 		goto fail;
 
+	git_reference_free(head);
+
 	switch (git_object_type(obj)) {
 	case GIT_OBJ_TREE:
 		*tree = (git_tree *)obj;

src/submodule.c

@@ -182,6 +182,7 @@ static int submodule_from_config(
 			goto fail;
 		sm->refcount++;
 	}
+	git_buf_free(&name);
 
 	if (old_sm && ((git_submodule *)old_sm) != sm) {
 		/* TODO: log entry about multiple submodules with same path */
@@ -255,7 +256,7 @@ static int load_submodule_config(git_repository *repo)
 	GITERR_CHECK_ALLOC(smcfg);
 
 	/* scan index for gitmodules (and .gitmodules entry) */
-	if ((error = git_repository_index(&index, repo)) < 0)
+	if ((error = git_repository_index__weakptr(&index, repo)) < 0)
 		goto cleanup;
 	memset(&gitmodules_oid, 0, sizeof(gitmodules_oid));
 	max_i = git_index_entrycount(index);

tests-clar/refs/unicode.c

@@ -17,25 +17,26 @@ void test_refs_unicode__cleanup(void)
 
 void test_refs_unicode__create_and_lookup(void)
 {
-	git_reference *ref, *ref2;
+	git_reference *ref0, *ref1, *ref2;
 	git_repository *repo2;
 
 	const char *REFNAME = "refs/heads/" "\305" "ngstr" "\366" "m";
 	const char *master = "refs/heads/master";
 
 	/* Create the reference */
-	cl_git_pass(git_reference_lookup(&ref, repo, master));
-	cl_git_pass(git_reference_create_oid(&ref, repo, REFNAME, git_reference_oid(ref), 0));
-	cl_assert(strcmp(REFNAME, git_reference_name(ref)) == 0);
+	cl_git_pass(git_reference_lookup(&ref0, repo, master));
+	cl_git_pass(git_reference_create_oid(&ref1, repo, REFNAME, git_reference_oid(ref0), 0));
+	cl_assert(strcmp(REFNAME, git_reference_name(ref1)) == 0);
 
 	/* Lookup the reference in a different instance of the repository */
 	cl_git_pass(git_repository_open(&repo2, "testrepo.git"));
 	cl_git_pass(git_reference_lookup(&ref2, repo2, REFNAME));
 
-	cl_assert(git_oid_cmp(git_reference_oid(ref), git_reference_oid(ref2)) == 0);
+	cl_assert(git_oid_cmp(git_reference_oid(ref1), git_reference_oid(ref2)) == 0);
 	cl_assert(strcmp(REFNAME, git_reference_name(ref2)) == 0);
 
-	git_reference_free(ref);
+	git_reference_free(ref0);
+	git_reference_free(ref1);
 	git_reference_free(ref2);
 	git_repository_free(repo2);
 }

tests-clar/status/submodules.c

@@ -19,6 +19,7 @@ void test_status_submodules__initialize(void)
 
 	p_rename("submodules/gitmodules", "submodules/.gitmodules");
 	cl_git_append2file("submodules/.gitmodules", modpath.ptr);
+	git_buf_free(&modpath);
 
 	p_rename("submodules/testrepo/.gitted", "submodules/testrepo/.git");
 }

tests-clar/status/worktree.c

@@ -127,6 +127,7 @@ void test_status_worktree__purged_worktree(void)
 	/* first purge the contents of the worktree */
 	cl_git_pass(git_buf_sets(&workdir, git_repository_workdir(repo)));
 	cl_git_pass(git_path_direach(&workdir, remove_file_cb, NULL));
+	git_buf_free(&workdir);
 
 	/* now get status */
 	memset(&counts, 0x0, sizeof(struct status_entry_counts));