Commit d1a08460 authored by Kangjie Lu's avatar Kangjie Lu Committed by James Morris
Browse files

security: inode: fix a missing check for securityfs_create_file 



securityfs_create_file  may fail. The fix checks its status and
returns the error code upstream if it fails.

Signed-off-by: default avatarKangjie Lu <kjlu@umn.edu>
Signed-off-by: default avatarJames Morris <james.morris@microsoft.com>
parent 0b9dc6c9

security/inode.c

+5 −0
Original line number Diff line number Diff line
@@ -339,6 +339,11 @@ static int __init securityfs_init(void) 
#ifdef CONFIG_SECURITY

	lsm_dentry = securityfs_create_file("lsm", 0444, NULL, NULL,

						&lsm_ops);

	if (IS_ERR(lsm_dentry)) {

		unregister_filesystem(&fs_type);

		sysfs_remove_mount_point(kernel_kobj, "security");

		return PTR_ERR(lsm_dentry);

	}

#endif

	return 0;

}