ide: Fix siimage driver accessing beyond array boundary
The siimage uses an incorrect construct to access the other drive of a pair, causing it to access beyond an array boundary on the secondary interface. This fixes it by using the new ide_get_paired_drive() helper instead. Bart: patch description fixes Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Andrew Morton <akpm@osdl.org> Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
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@ -180,7 +180,7 @@ static void sil_set_pio_mode(ide_drive_t *drive, u8 pio)
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const u16 data_speed[] = { 0x328a, 0x2283, 0x1104, 0x10c3, 0x10c1 };
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const u16 data_speed[] = { 0x328a, 0x2283, 0x1104, 0x10c3, 0x10c1 };
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ide_hwif_t *hwif = HWIF(drive);
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ide_hwif_t *hwif = HWIF(drive);
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ide_drive_t *pair = &hwif->drives[drive->dn ^ 1];
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ide_drive_t *pair = ide_get_paired_drive(drive);
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u32 speedt = 0;
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u32 speedt = 0;
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u16 speedp = 0;
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u16 speedp = 0;
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unsigned long addr = siimage_seldev(drive, 0x04);
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unsigned long addr = siimage_seldev(drive, 0x04);
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