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Commit 119fc8c9 authored by Jesper Juhl's avatar Jesper Juhl Committed by Greg Kroah-Hartman
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USB: test for NULL return from platform_get_resource() in ohci_hcd_sm501_drv_remove() 



platform_get_resource() may return null, so although it seems it will never
do so here unless there's a bug elsewhere, it does no harm to be defensive
and test.

Signed-off-by: default avatarJesper Juhl <jesper.juhl@gmail.com>
Acked-by: default avatarDavid Brownell <dbrownell@users.sourceforge.net>
Acked-by: default avatarMagnus Damm <magnus.damm@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent e04d80b0

drivers/usb/host/ohci-sm501.c

+2 −1
Original line number Original line Diff line number Diff line
@@ -199,6 +199,7 @@ static int ohci_hcd_sm501_drv_remove(struct platform_device *pdev) 
	usb_put_hcd(hcd);

	usb_put_hcd(hcd);

	dma_release_declared_memory(&pdev->dev);

	dma_release_declared_memory(&pdev->dev);

	mem = platform_get_resource(pdev, IORESOURCE_MEM, 1);

	mem = platform_get_resource(pdev, IORESOURCE_MEM, 1);

	if (mem)

		release_mem_region(mem->start, mem->end - mem->start + 1);

		release_mem_region(mem->start, mem->end - mem->start + 1);





	/* mask interrupts and disable power */

	/* mask interrupts and disable power */