USB: gadget: atmel: get rid of debug compile warning
When enable debug option to compile, it will give the following
warning, this patch is used to get rid of it.
--->8---
warning: 'flags' is used uninitialized in this function [-Wuninitialized]
---8<---
Signed-off-by: Bo Shen <voice.shen@atmel.com>
diff --git a/drivers/usb/gadget/atmel_usba_udc.c b/drivers/usb/gadget/atmel_usba_udc.c
index 2c70973..12628ef 100644
--- a/drivers/usb/gadget/atmel_usba_udc.c
+++ b/drivers/usb/gadget/atmel_usba_udc.c
@@ -171,7 +171,7 @@
{
struct usba_ep *ep = to_usba_ep(_ep);
struct usba_udc *udc = ep->udc;
- unsigned long flags, ept_cfg, maxpacket;
+ unsigned long flags = 0, ept_cfg, maxpacket;
unsigned int nr_trans;
DBG(DBG_GADGET, "%s: ep_enable: desc=%p\n", ep->ep.name, desc);
@@ -274,7 +274,7 @@
struct usba_ep *ep = to_usba_ep(_ep);
struct usba_udc *udc = ep->udc;
LIST_HEAD(req_list);
- unsigned long flags;
+ unsigned long flags = 0;
DBG(DBG_GADGET, "ep_disable: %s\n", ep->ep.name);
@@ -339,7 +339,7 @@
struct usba_request *req = to_usba_req(_req);
struct usba_ep *ep = to_usba_ep(_ep);
struct usba_udc *udc = ep->udc;
- unsigned long flags;
+ unsigned long flags = 0;
int ret;
DBG(DBG_GADGET | DBG_QUEUE | DBG_REQ, "%s: queue req %p, len %u\n",
@@ -401,7 +401,7 @@
static int usba_ep_set_halt(struct usb_ep *_ep, int value)
{
struct usba_ep *ep = to_usba_ep(_ep);
- unsigned long flags;
+ unsigned long flags = 0;
int ret = 0;
DBG(DBG_GADGET, "endpoint %s: %s HALT\n", ep->ep.name,
@@ -480,7 +480,7 @@
static int usba_udc_wakeup(struct usb_gadget *gadget)
{
struct usba_udc *udc = to_usba_udc(gadget);
- unsigned long flags;
+ unsigned long flags = 0;
u32 ctrl;
int ret = -EINVAL;
@@ -499,7 +499,7 @@
usba_udc_set_selfpowered(struct usb_gadget *gadget, int is_selfpowered)
{
struct usba_udc *udc = to_usba_udc(gadget);
- unsigned long flags;
+ unsigned long flags = 0;
spin_lock_irqsave(&udc->lock, flags);
if (is_selfpowered)