1 files changed, 28 insertions, 1 deletions

diff --git a/security/security.c b/security/security.c
index 860aeb349cb..3724029d0f6 100644
--- a/security/security.c
+++ b/security/security.c
@@ -136,11 +136,23 @@ int __init register_security(struct security_operations *ops)
 
 int security_ptrace_access_check(struct task_struct *child, unsigned int mode)
 {
+#ifdef CONFIG_SECURITY_YAMA_STACKED
+	int rc;
+	rc = yama_ptrace_access_check(child, mode);
+	if (rc)
+		return rc;
+#endif
 	return security_ops->ptrace_access_check(child, mode);
 }
 
 int security_ptrace_traceme(struct task_struct *parent)
 {
+#ifdef CONFIG_SECURITY_YAMA_STACKED
+	int rc;
+	rc = yama_ptrace_traceme(parent);
+	if (rc)
+		return rc;
+#endif
 	return security_ops->ptrace_traceme(parent);
 }
 
@@ -434,7 +446,7 @@ int security_path_chmod(struct path *path, umode_t mode)
 	return security_ops->path_chmod(path, mode);
 }
 
-int security_path_chown(struct path *path, uid_t uid, gid_t gid)
+int security_path_chown(struct path *path, kuid_t uid, kgid_t gid)
 {
 	if (unlikely(IS_PRIVATE(path->dentry->d_inode)))
 		return 0;
@@ -561,6 +573,9 @@ int security_inode_setxattr(struct dentry *dentry, const char *name,
 	ret = security_ops->inode_setxattr(dentry, name, value, size, flags);
 	if (ret)
 		return ret;
+	ret = ima_inode_setxattr(dentry, name, value, size);
+	if (ret)
+		return ret;
 	return evm_inode_setxattr(dentry, name, value, size);
 }
 
@@ -596,6 +611,9 @@ int security_inode_removexattr(struct dentry *dentry, const char *name)
 	ret = security_ops->inode_removexattr(dentry, name);
 	if (ret)
 		return ret;
+	ret = ima_inode_removexattr(dentry, name);
+	if (ret)
+		return ret;
 	return evm_inode_removexattr(dentry, name);
 }
 
@@ -761,6 +779,9 @@ int security_task_create(unsigned long clone_flags)
 
 void security_task_free(struct task_struct *task)
 {
+#ifdef CONFIG_SECURITY_YAMA_STACKED
+	yama_task_free(task);
+#endif
 	security_ops->task_free(task);
 }
 
@@ -876,6 +897,12 @@ int security_task_wait(struct task_struct *p)
 int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,
 			 unsigned long arg4, unsigned long arg5)
 {
+#ifdef CONFIG_SECURITY_YAMA_STACKED
+	int rc;
+	rc = yama_task_prctl(option, arg2, arg3, arg4, arg5);
+	if (rc != -ENOSYS)
+		return rc;
+#endif
 	return security_ops->task_prctl(option, arg2, arg3, arg4, arg5);
 }