libsepol/0029-libsepol-cil-Cleanup-build-AST-helper-functions.patch
Petr Lautrbach c59879b8aa libsepol-3.2-3
Rebase on upstream commit 32611aea6543

See
    $ cd SELinuxProject/selinux
    $ git log --pretty=oneline libsepol-3.2..32611aea6543 -- libsepol
2021-07-28 12:45:25 +02:00

92 lines
2.7 KiB
Diff

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