diff options
Diffstat (limited to 'drivers/usb/gadget/s3c-hsotg.c')
| -rw-r--r-- | drivers/usb/gadget/s3c-hsotg.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c index f742c8e7397..1f73b485732 100644 --- a/drivers/usb/gadget/s3c-hsotg.c +++ b/drivers/usb/gadget/s3c-hsotg.c @@ -22,6 +22,7 @@ #include <linux/seq_file.h> #include <linux/delay.h> #include <linux/io.h> +#include <linux/slab.h> #include <linux/usb/ch9.h> #include <linux/usb/gadget.h> @@ -2144,6 +2145,7 @@ static int s3c_hsotg_ep_enable(struct usb_ep *ep, u32 epctrl; u32 mps; int dir_in; + int ret = 0; dev_dbg(hsotg->dev, "%s: ep %s: a 0x%02x, attr 0x%02x, mps 0x%04x, intr %d\n", @@ -2195,7 +2197,8 @@ static int s3c_hsotg_ep_enable(struct usb_ep *ep, switch (desc->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) { case USB_ENDPOINT_XFER_ISOC: dev_err(hsotg->dev, "no current ISOC support\n"); - return -EINVAL; + ret = -EINVAL; + goto out; case USB_ENDPOINT_XFER_BULK: epctrl |= S3C_DxEPCTL_EPType_Bulk; @@ -2234,8 +2237,9 @@ static int s3c_hsotg_ep_enable(struct usb_ep *ep, /* enable the endpoint interrupt */ s3c_hsotg_ctrl_epint(hsotg, index, dir_in, 1); +out: spin_unlock_irqrestore(&hs_ep->lock, flags); - return 0; + return ret; } static int s3c_hsotg_ep_disable(struct usb_ep *ep) |