HACK: mmc: ignore -EBUSY when probing mmc

For some unknown reasons so far pci_enable() returns -EBUSY when probing
MMC. Our initial hack is to ignore it until the problem is solved.

Signed-off-by: David Cohen <david.a.cohen@linux.intel.com>
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index b3b0a3e..82d87b5 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -1724,8 +1724,13 @@
 	}
 
 	ret = pci_enable_device(pdev);
+	
+	/*
+	 * HACK: investigate why it returns -EBUSY.
+	 * But looks like we ignore for now.
 	if (ret)
 		return ret;
+	 */
 
 	chip = kzalloc(sizeof(struct sdhci_pci_chip), GFP_KERNEL);
 	if (!chip) {