From: Geert Uytterhoeven <geert@linux-m68k.org>

The Macintosh IDE driver (macide) doesn't check whether it's actually running
on Mac hardware, causing a crash if it isn't.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
---
 drivers/ide/legacy/macide.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/ide/legacy/macide.c
+++ b/drivers/ide/legacy/macide.c
@@ -95,6 +95,9 @@ static int __init macide_init(void)
 	int irq;
 	hw_regs_t hw;
 
+	if (!MACH_IS_MAC)
+		return -ENODEV;
+
 	switch (macintosh_config->ide_type) {
 	case MAC_IDE_QUADRA:
 		base = IDE_BASE;

-- 
Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds

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