2009-09-12 Robert Millan <rmh.grub@aybabtu.com>
Fix memory corruption issue (spotted by Colin Watson). * kern/i386/pc/startup.S (grub_vbe_bios_getset_dac_palette): Fix bug causing returned size to be stored in an incorrect memory location. Fix use of uninitialized value when storing the returned size.
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2 changed files with 11 additions and 3 deletions
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2009-09-12 Robert Millan <rmh.grub@aybabtu.com>
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Fix memory corruption issue (spotted by Colin Watson).
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* kern/i386/pc/startup.S (grub_vbe_bios_getset_dac_palette): Fix bug
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causing returned size to be stored in an incorrect memory location.
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Fix use of uninitialized value when storing the returned size.
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2009-09-12 Yves Blusseau <blusseau@zetam.org>
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Change clean rules to properly remove files
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@ -1761,18 +1761,18 @@ FUNCTION(grub_vbe_bios_getset_dac_palette_width)
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movw $0x4f08, %ax
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int $0x10
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movw %ax, %dx /* real_to_prot destroys %eax. */
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movw %ax, %cx /* real_to_prot destroys %eax. */
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DATA32 call real_to_prot
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.code32
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/* Move result back to *dac_mask_size. */
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xorl %eax, %eax
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movb %bh, %al
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movl %eax, (%edx)
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/* Return value in %eax. */
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xorl %eax, %eax
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movw %dx, %ax
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movw %cx, %ax
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popl %ebx
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popl %ebp
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