[PATCH] aio syscalls are not checked by lsm
[linux-3.10.git] / fs / aio.c
index 9fe7216..edfca5b 100644 (file)
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -1397,6 +1397,9 @@ static ssize_t aio_setup_iocb(struct kiocb *kiocb)
                if (unlikely(!access_ok(VERIFY_WRITE, kiocb->ki_buf,
                        kiocb->ki_left)))
                        break;
+               ret = security_file_permission(file, MAY_READ);
+               if (unlikely(ret))
+                       break;
                ret = -EINVAL;
                if (file->f_op->aio_read)
                        kiocb->ki_retry = aio_pread;
@@ -1409,6 +1412,9 @@ static ssize_t aio_setup_iocb(struct kiocb *kiocb)
                if (unlikely(!access_ok(VERIFY_READ, kiocb->ki_buf,
                        kiocb->ki_left)))
                        break;
+               ret = security_file_permission(file, MAY_WRITE);
+               if (unlikely(ret))
+                       break;
                ret = -EINVAL;
                if (file->f_op->aio_write)
                        kiocb->ki_retry = aio_pwrite;