diff options
| author | Kishon Vijay Abraham I <kishon@ti.com> | 2012-06-26 17:40:32 +0530 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2012-07-02 10:40:49 +0300 |
| commit | ded017ee6c7b90f7356bd8488f8af1c10ba90490 (patch) | |
| tree | 1ed1612aa13f24e1aa8480fb497d2a0311fae9cc /drivers/usb/musb/ux500.c | |
| parent | b8a3efa3a363720687d21228d6b23b988a223bbb (diff) | |
usb: phy: fix return value check of usb_get_phy
usb_get_phy will return -ENODEV if it's not able to find the phy. Hence
fixed all the callers of usb_get_phy to check for this error condition
instead of relying on a non-zero value as success condition.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/musb/ux500.c')
| -rw-r--r-- | drivers/usb/musb/ux500.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/musb/ux500.c b/drivers/usb/musb/ux500.c index 46cf80a8cacd..a8c0fadce1b0 100644 --- a/drivers/usb/musb/ux500.c +++ b/drivers/usb/musb/ux500.c @@ -23,6 +23,7 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/clk.h> +#include <linux/err.h> #include <linux/io.h> #include <linux/platform_device.h> @@ -38,7 +39,7 @@ struct ux500_glue { static int ux500_musb_init(struct musb *musb) { musb->xceiv = usb_get_phy(USB_PHY_TYPE_USB2); - if (!musb->xceiv) { + if (IS_ERR_OR_NULL(musb->xceiv)) { pr_err("HS USB OTG: no transceiver configured\n"); return -ENODEV; } |