drivers/edac: fix e752x correct return code

This patch changes the error code when dev0:fun1 was hidden by BIOS to one
more appropriate.

Signed-off-by: Aristeu Rozanski <aris@ruivo.org>
Signed-off-by: Mark Gross <mark.gross@intel.com>
Signed-off-by: Doug Thompson <dougthompson@xmission.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/edac/e752x_edac.c

@@ -967,7 +967,7 @@ static int e752x_probe1(struct pci_dev *pdev, int dev_idx)
 	if (!force_function_unhide && !(stat8 & (1 << 5))) {
 		printk(KERN_INFO "Contact your BIOS vendor to see if the "
 			"E752x error registers can be safely un-hidden\n");
-		return -ENOMEM;
+		return -ENODEV;
 	}
 	stat8 |= (1 << 5);
 	pci_write_config_byte(pdev, E752X_DEVPRES1, stat8);