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From ec6a8c449294b215a2c4019f42110a0c1f770ac2 Mon Sep 17 00:00:00 2001
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From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
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Date: Mon, 2 Jul 2012 11:14:37 +0200
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Subject: [PATCH 003/482] * grub-core/loader/i386/linux.c
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(find_efi_mmap_size): Don't decrease efi_mmap_size. Reported by: Stuart
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Hayes.
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---
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ChangeLog | 6 ++++++
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grub-core/loader/i386/linux.c | 7 +++++--
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2 files changed, 11 insertions(+), 2 deletions(-)
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diff --git a/ChangeLog b/ChangeLog
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index f6e864a..53ad372 100644
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--- a/ChangeLog
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+++ b/ChangeLog
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@@ -1,3 +1,9 @@
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+2012-07-02 Vladimir Serbinenko <phcoder@gmail.com>
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+
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+ * grub-core/loader/i386/linux.c (find_efi_mmap_size): Don't decrease
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+ efi_mmap_size.
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+ Reported by: Stuart Hayes.
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+
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2012-06-28 Vladimir Serbinenko <phcoder@gmail.com>
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Add monochrome text support (mda_text, aka `hercules' in grub-legacy).
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diff --git a/grub-core/loader/i386/linux.c b/grub-core/loader/i386/linux.c
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index 62087cf..d34b2f8 100644
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--- a/grub-core/loader/i386/linux.c
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+++ b/grub-core/loader/i386/linux.c
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@@ -118,12 +118,13 @@ find_efi_mmap_size (void)
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int ret;
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grub_efi_memory_descriptor_t *mmap;
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grub_efi_uintn_t desc_size;
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+ grub_efi_uintn_t cur_mmap_size = mmap_size;
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- mmap = grub_malloc (mmap_size);
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+ mmap = grub_malloc (cur_mmap_size);
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if (! mmap)
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return 0;
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- ret = grub_efi_get_memory_map (&mmap_size, mmap, 0, &desc_size, 0);
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+ ret = grub_efi_get_memory_map (&cur_mmap_size, mmap, 0, &desc_size, 0);
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grub_free (mmap);
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if (ret < 0)
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@@ -134,6 +135,8 @@ find_efi_mmap_size (void)
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else if (ret > 0)
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break;
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+ if (mmap_size < cur_mmap_size)
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+ mmap_size = cur_mmap_size;
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mmap_size += (1 << 12);
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}
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--
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1.8.2.1
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