drivers/fpga/dfl-fme-pr.c: get rid of pointless access_ok()

followed by copy_from_user()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/drivers/fpga/dfl-fme-pr.c b/drivers/fpga/dfl-fme-pr.c
index a233a53..1194c0e 100644 (file)
--- a/drivers/fpga/dfl-fme-pr.c
+++ b/drivers/fpga/dfl-fme-pr.c
@@ -97,10 +97,6 @@ static int fme_pr(struct platform_device *pdev, unsigned long arg)
                return -EINVAL;
        }
 
-       if (!access_ok((void __user *)(unsigned long)port_pr.buffer_address,
-                      port_pr.buffer_size))
-               return -EFAULT;
-
        /*
         * align PR buffer per PR bandwidth, as HW ignores the extra padding
         * data automatically.