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arm64/xen_boot: Fix Xen boot using GRUB2 on AARCH64

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Xen is currently crashing because of malformed compatible property for
the boot module. This is because the property string is not
null-terminated as requested by the ePAR spec.

Signed-off-by: Julien Grall <julien.grall@linaro.org>
Tested-by: Fu Wei <fu.wei@linaro.org>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
This commit is contained in:
Julien Grall 2016-02-19 16:28:52 +00:00 • committed by Vincent Batts
parent 53d00ac6ef
commit bf4d71848f
1 changed files with 1 additions and 1 deletions
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2
grub-core/loader/arm64/xen_boot.c
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@ -156,7 +156,7 @@ prepare_xen_module_params (struct xen_boot_binary *module, void *xen_boot_fdt)
grub_fdt_add_subnode (xen_boot_fdt, chosen_node, module_name); grub_fdt_add_subnode (xen_boot_fdt, chosen_node, module_name);
retval = grub_fdt_set_prop (xen_boot_fdt, module_node, "compatible", retval = grub_fdt_set_prop (xen_boot_fdt, module_node, "compatible",
MODULE_CUSTOM_COMPATIBLE, sizeof(MODULE_CUSTOM_COMPATIBLE) - 1); MODULE_CUSTOM_COMPATIBLE, sizeof(MODULE_CUSTOM_COMPATIBLE));
if (retval) if (retval)
return grub_error (GRUB_ERR_IO, "failed to update FDT"); return grub_error (GRUB_ERR_IO, "failed to update FDT");