kernel: add null check (#84)

2023-01-18 17:05:40 +08:00
parent 2724c6211a
commit 5b2efd65b1
1 changed files with 2 additions and 1 deletions
--- a/kernel/ksu.c
+++ b/kernel/ksu.c
@@ -64,7 +64,8 @@ void escape_to_root()
 	current->seccomp.filter = NULL;

 	// setgroup to root
-	put_group_info(cred->group_info);
+	if (cred->group_info)
+		put_group_info(cred->group_info);
 	cred->group_info = get_group_info(&root_groups);

 	setup_selinux();