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Commit d86fb45b authored by Dan Carpenter's avatar Dan Carpenter Committed by Greg Kroah-Hartman
Browse files

mcb: request_mem_region() returns NULL on error 



The code here is checking for IS_ERR() when request_mem_region() only
returns NULL on error and never an ERR_PTR.

Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 127af882

drivers/mcb/mcb-pci.c

+2 −2
Original line number Diff line number Diff line
@@ -56,9 +56,9 @@ static int mcb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) 


	res = request_mem_region(priv->mapbase, CHAM_HEADER_SIZE,

				 KBUILD_MODNAME);

	if (IS_ERR(res)) {

	if (!res) {

		dev_err(&pdev->dev, "Failed to request PCI memory\n");

		ret = PTR_ERR(res);

		ret = -EBUSY;

		goto out_disable;

	}