38 lines
1.2 KiB
Diff
38 lines
1.2 KiB
Diff
From d426e20f8b41ebf114075dc4ffbcaf438ceb4b95 Mon Sep 17 00:00:00 2001
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From: Raymund Will <rw@suse.com>
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Date: Fri, 10 Apr 2015 01:45:02 -0400
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Subject: [PATCH 150/236] Use device part of chainloader target, if present.
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Otherwise chainloading is restricted to '$root', which might not even
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be readable by EFI!
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v1. use grub_file_get_device_name() to get device name
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Signed-off-by: Michael Chang <mchang@suse.com>
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Signed-off-by: Peter Jones <pjones@redhat.com>
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---
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grub-core/loader/efi/chainloader.c | 7 +++++--
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1 file changed, 5 insertions(+), 2 deletions(-)
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diff --git a/grub-core/loader/efi/chainloader.c b/grub-core/loader/efi/chainloader.c
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index adc85636633..14ce6ddd7ad 100644
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--- a/grub-core/loader/efi/chainloader.c
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+++ b/grub-core/loader/efi/chainloader.c
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@@ -223,8 +223,11 @@ grub_cmd_chainloader (grub_command_t cmd __attribute__ ((unused)),
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if (! file)
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goto fail;
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- /* Get the root device's device path. */
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- dev = grub_device_open (0);
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+ /* Get the device path from filename. */
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+ char *devname = grub_file_get_device_name (filename);
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+ dev = grub_device_open (devname);
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+ if (devname)
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+ grub_free (devname);
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if (! dev)
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goto fail;
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--
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2.15.0
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