Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso...

[cascardo/linux.git] / security / security.c

diff --git a/security/security.c b/security/security.c
index f9a2f2e..3724029 100644 (file)
--- 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);
 }
 
@@ -559,6 +571,9 @@ int security_inode_setxattr(struct dentry *dentry, const char *name,
        if (unlikely(IS_PRIVATE(dentry->d_inode)))
                return 0;
        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);
@@ -594,6 +609,9 @@ int security_inode_removexattr(struct dentry *dentry, const char *name)
        if (unlikely(IS_PRIVATE(dentry->d_inode)))
                return 0;
        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);
 }