Blame SOURCES/0029-libsepol-cil-Cleanup-build-AST-helper-functions.patch

71cd55
From f043078f1debeb1c84d4f6943aa689c33dd9cefc Mon Sep 17 00:00:00 2001
71cd55
From: James Carter <jwcart2@gmail.com>
71cd55
Date: Tue, 30 Mar 2021 13:39:13 -0400
71cd55
Subject: [PATCH] libsepol/cil: Cleanup build AST helper functions
71cd55
71cd55
Since parse_current, finished, and extra_args can never be NULL,
71cd55
remove the useless check and directly assign local variables from
71cd55
extra_args.
71cd55
71cd55
Signed-off-by: James Carter <jwcart2@gmail.com>
71cd55
---
71cd55
 libsepol/cil/src/cil_build_ast.c | 44 ++++++++------------------------
71cd55
 1 file changed, 10 insertions(+), 34 deletions(-)
71cd55
71cd55
diff --git a/libsepol/cil/src/cil_build_ast.c b/libsepol/cil/src/cil_build_ast.c
71cd55
index eee21086bba8..0d6d91a7dc34 100644
71cd55
--- a/libsepol/cil/src/cil_build_ast.c
71cd55
+++ b/libsepol/cil/src/cil_build_ast.c
71cd55
@@ -6065,28 +6065,16 @@ void cil_destroy_src_info(struct cil_src_info *info)
71cd55
 
71cd55
 int __cil_build_ast_node_helper(struct cil_tree_node *parse_current, uint32_t *finished, void *extra_args)
71cd55
 {
71cd55
-	struct cil_args_build *args = NULL;
71cd55
-	struct cil_tree_node *ast_current = NULL;
71cd55
-	struct cil_db *db = NULL;
71cd55
+	struct cil_args_build *args = extra_args;
71cd55
+	struct cil_db *db = args->db;
71cd55
+	struct cil_tree_node *ast_current = args->ast;
71cd55
+	struct cil_tree_node *tunif = args->tunif;
71cd55
+	struct cil_tree_node *in = args->in;
71cd55
+	struct cil_tree_node *macro = args->macro;
71cd55
+	struct cil_tree_node *boolif = args->boolif;
71cd55
 	struct cil_tree_node *ast_node = NULL;
71cd55
-	struct cil_tree_node *tunif = NULL;
71cd55
-	struct cil_tree_node *in = NULL;
71cd55
-	struct cil_tree_node *macro = NULL;
71cd55
-	struct cil_tree_node *boolif = NULL;
71cd55
 	int rc = SEPOL_ERR;
71cd55
 
71cd55
-	if (parse_current == NULL || finished == NULL || extra_args == NULL) {
71cd55
-		goto exit;
71cd55
-	}
71cd55
-
71cd55
-	args = extra_args;
71cd55
-	ast_current = args->ast;
71cd55
-	db = args->db;
71cd55
-	tunif = args->tunif;
71cd55
-	in = args->in;
71cd55
-	macro = args->macro;
71cd55
-	boolif = args->boolif;
71cd55
-
71cd55
 	if (parse_current->parent->cl_head != parse_current) {
71cd55
 		/* ignore anything that isn't following a parenthesis */
71cd55
 		rc = SEPOL_OK;
71cd55
@@ -6474,20 +6462,11 @@ exit:
71cd55
 
71cd55
 int __cil_build_ast_last_child_helper(struct cil_tree_node *parse_current, void *extra_args)
71cd55
 {
71cd55
-	int rc = SEPOL_ERR;
71cd55
-	struct cil_tree_node *ast = NULL;
71cd55
-	struct cil_args_build *args = NULL;
71cd55
-
71cd55
-	if (extra_args == NULL) {
71cd55
-		goto exit;
71cd55
-	}
71cd55
-
71cd55
-	args = extra_args;
71cd55
-	ast = args->ast;
71cd55
+	struct cil_args_build *args = extra_args;
71cd55
+	struct cil_tree_node *ast = args->ast;
71cd55
 
71cd55
 	if (ast->flavor == CIL_ROOT) {
71cd55
-		rc = SEPOL_OK;
71cd55
-		goto exit;
71cd55
+		return SEPOL_OK;
71cd55
 	}
71cd55
 
71cd55
 	args->ast = ast->parent;
71cd55
@@ -6516,9 +6495,6 @@ int __cil_build_ast_last_child_helper(struct cil_tree_node *parse_current, void
71cd55
 	cil_tree_children_destroy(parse_current->parent);
71cd55
 
71cd55
 	return SEPOL_OK;
71cd55
-
71cd55
-exit:
71cd55
-	return rc;
71cd55
 }
71cd55
 
71cd55
 int cil_build_ast(struct cil_db *db, struct cil_tree_node *parse_tree, struct cil_tree_node *ast)
71cd55
-- 
71cd55
2.32.0
71cd55