diff options
Diffstat (limited to 'drivers/usb/host/ehci-mv.c')
| -rw-r--r-- | drivers/usb/host/ehci-mv.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/usb/host/ehci-mv.c b/drivers/usb/host/ehci-mv.c index ef7aa0df40a6..0e8c168ca24c 100644 --- a/drivers/usb/host/ehci-mv.c +++ b/drivers/usb/host/ehci-mv.c @@ -13,6 +13,7 @@ #include <linux/module.h> #include <linux/platform_device.h> #include <linux/clk.h> +#include <linux/err.h> #include <linux/usb/otg.h> #include <linux/platform_data/mv_usb.h> @@ -254,7 +255,7 @@ static int mv_ehci_probe(struct platform_device *pdev) if (ehci_mv->mode == MV_USB_MODE_OTG) { #ifdef CONFIG_USB_OTG_UTILS ehci_mv->otg = usb_get_phy(USB_PHY_TYPE_USB2); - if (!ehci_mv->otg) { + if (IS_ERR_OR_NULL(ehci_mv->otg)) { dev_err(&pdev->dev, "unable to find transceiver\n"); retval = -ENODEV; @@ -302,7 +303,7 @@ err_set_vbus: pdata->set_vbus(0); #ifdef CONFIG_USB_OTG_UTILS err_put_transceiver: - if (ehci_mv->otg) + if (!IS_ERR_OR_NULL(ehci_mv->otg)) usb_put_phy(ehci_mv->otg); #endif err_disable_clk: @@ -331,7 +332,7 @@ static int mv_ehci_remove(struct platform_device *pdev) if (hcd->rh_registered) usb_remove_hcd(hcd); - if (ehci_mv->otg) { + if (!IS_ERR_OR_NULL(ehci_mv->otg)) { otg_set_host(ehci_mv->otg->otg, NULL); usb_put_phy(ehci_mv->otg); } |