arm64/xen: Fix too few arguments to function ‘grub_create_loader_cmdline’

[Lee Jones <lee.jones@linaro.org>]

From: Lee Jones <lee.jones@linaro.org>

arm64/xen: Fix too few arguments to function ‘grub_create_loader_cmdline’
    
Without this fix, building xen_boot.c omits:
    
loader/arm64/xen_boot.c: In function ‘xen_boot_binary_load’:
loader/arm64/xen_boot.c:370:7: error: too few arguments to function ‘grub_create_loader_cmdline’
       grub_create_loader_cmdline (argc - 1, argv + 1, binary->cmdline,
       ^~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from loader/arm64/xen_boot.c:36:0:
../include/grub/lib/cmdline.h:29:12: note: declared here
 grub_err_t grub_create_loader_cmdline (int argc, char *argv[], char *buf,

Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --git a/grub-core/loader/arm64/xen_boot.c b/grub-core/loader/arm64/xen_boot.c
index 1003a0b99..33a855df4 100644
--- a/grub-core/loader/arm64/xen_boot.c
+++ b/grub-core/loader/arm64/xen_boot.c
@@ -368,7 +368,8 @@ xen_boot_binary_load (struct xen_boot_binary *binary, grub_file_t file,
          return;
        }
       grub_create_loader_cmdline (argc - 1, argv + 1, binary->cmdline,
-                                 binary->cmdline_size);
+                                 binary->cmdline_size,
+                                 GRUB_VERIFY_KERNEL_CMDLINE);
       grub_dprintf ("xen_loader",
                    "Xen_boot cmdline @ %p %s, size: %d\n",
                    binary->cmdline, binary->cmdline, binary->cmdline_size);