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Revert "x86: fix ghost EDD devices in /sys again"
This reverts commit464f04c9e9
. Obsoleted by commit6cdcdb99cf
. Signed-off-by: H. Peter Anvin <hpa@zytor.com>
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@ -32,9 +32,7 @@ static int read_mbr(u8 devno, void *buf)
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: "+a" (ax), "+c" (cx), "+d" (dx), "+b" (bx)
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: : "esi", "edi", "memory");
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/* Some BIOSes do not set carry flag on error but still return
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* error in AH. The condition below is expected to catch both */
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return -!!ax; /* 0 or -1 */
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return -(u8)ax; /* 0 or -1 */
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}
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static u32 read_mbr_sig(u8 devno, struct edd_info *ei, u32 *mbrsig)
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