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* kern/i386/pc/mmap.c (grub_machine_mmap_iterate): Zero-fill entry

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before calling BIOS.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-05-21 20:22:29 +02:00
parent 39fbb79aa1
commit 9a25f885d3
2 changed files with 10 additions and 0 deletions
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5
kern/i386/pc/mmap.c
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@ -20,6 +20,7 @@
#include <grub/machine/memory.h>
#include <grub/err.h>
#include <grub/types.h>
#include <grub/misc.h>
grub_err_t
grub_machine_mmap_iterate (int NESTED_FUNC_ATTR (*hook) (grub_uint64_t, grub_uint64_t, grub_uint32_t))
@ -28,6 +29,8 @@ grub_machine_mmap_iterate (int NESTED_FUNC_ATTR (*hook) (grub_uint64_t, grub_uin
struct grub_machine_mmap_entry *entry
= (struct grub_machine_mmap_entry *) GRUB_MEMORY_MACHINE_SCRATCH_ADDR;
grub_memset (entry, 0, sizeof (entry));
/* Check if grub_get_mmap_entry works. */
cont = grub_get_mmap_entry (entry, 0);
@ -43,6 +46,8 @@ grub_machine_mmap_iterate (int NESTED_FUNC_ATTR (*hook) (grub_uint64_t, grub_uin
if (! cont)
break;
grub_memset (entry, 0, sizeof (entry));
cont = grub_get_mmap_entry (entry, cont);
}
while (entry->size);