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* loader/multiboot_elfxx.c (grub_multiboot_load_elfXX) [__mips]: Check

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64-bit address as signed on MIPS.
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Vladimir 'phcoder' Serbinenko committed 2010-05-31 20:23:51 +02:00
1 parent c7c75cf4cb
commit c837af3f38
2 files changed
+10 -1
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loader/multiboot_elfxx.c
+5 -1
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@@ -74,7 +74,11 @@ CONCAT(grub_multiboot_load_elf, XX) (grub_file_t file, void *buffer)
if (ehdr->e_phoff + ehdr->e_phnum * ehdr->e_phentsize > MULTIBOOT_SEARCH)
return grub_error (GRUB_ERR_BAD_OS, "program header at a too high offset");
#ifdef MULTIBOOT_LOAD_ELF64
#if defined (MULTIBOOT_LOAD_ELF64) && defined (__mips)
/* We still in 32-bit mode. */
if (ehdr->e_entry < 0xffffffff80000000ULL)
return grub_error (GRUB_ERR_BAD_OS, "invalid entry point for ELF64");
#else
/* We still in 32-bit mode. */
if (ehdr->e_entry > 0xffffffff)
return grub_error (GRUB_ERR_BAD_OS, "invalid entry point for ELF64");