[PATCH] omap: hsmmc: Avoid NULL pointer dereference

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Try if pdata provides a cleanup function pointers. For
boards which don't provide it, driver will oops in
omap_remove.

Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxx>
---
 drivers/mmc/host/omap_hsmmc.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 467f146..4dfa8dd 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -887,7 +887,8 @@ static int omap_mmc_remove(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, NULL);
 	if (host) {
-		host->pdata->cleanup(&pdev->dev);
+		if (host->pdata->cleanup)
+			host->pdata->cleanup(&pdev->dev);
 		free_irq(host->irq, host);
 		if (mmc_slot(host).card_detect_irq)
 			free_irq(mmc_slot(host).card_detect_irq, host);
-- 
1.5.6.49.g112db

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