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common/usb.c: fix warning: variable ... set but not used

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Fix:
usb.c: In function 'usb_parse_config':
usb.c:331:17: warning: variable 'ch' set but not used [-Wunused-but-set-variable]
usb.c: In function 'usb_hub_port_connect_change':
usb.c:1123:29: warning: variable 'portchange' set but not used [-Wunused-but-set-variable]
usb.c: In function 'usb_hub_configure':
usb.c:1183:25: warning: variable 'hubsts' set but not used [-Wunused-but-set-variable]

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Remy Bohmer <linux@bohmer.net>
Acked-by: Remy Bohmer <linux@bohmer.net>
This commit is contained in:
Wolfgang Denk 2011-10-05 23:11:19 +02:00
parent 6bc52ef35c
commit fad2e1b06c
1 changed files with 13 additions and 7 deletions
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20
common/usb.c
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@ -328,7 +328,6 @@ int usb_parse_config(struct usb_device *dev, unsigned char *buffer, int cfgno)
struct usb_descriptor_header *head;
int index, ifno, epno, curr_if_num;
int i;
unsigned char *ch;
ifno = -1;
epno = -1;
@ -386,7 +385,9 @@ int usb_parse_config(struct usb_device *dev, unsigned char *buffer, int cfgno)
head->bDescriptorType);
{
ch = (unsigned char *)head;
#ifdef USB_DEBUG
unsigned char *ch = (unsigned char *)head;
#endif
for (i = 0; i < head->bLength; i++)
USB_PRINTF("%02X ", *ch++);
USB_PRINTF("\n\n\n");
@ -1120,7 +1121,7 @@ void usb_hub_port_connect_change(struct usb_device *dev, int port)
{
struct usb_device *usb;
struct usb_port_status portsts;
unsigned short portstatus, portchange;
unsigned short portstatus;
/* Check status */
if (usb_get_port_status(dev, port + 1, &portsts) < 0) {
@ -1129,9 +1130,10 @@ void usb_hub_port_connect_change(struct usb_device *dev, int port)
}
portstatus = le16_to_cpu(portsts.wPortStatus);
portchange = le16_to_cpu(portsts.wPortChange);
USB_HUB_PRINTF("portstatus %x, change %x, %s\n",
portstatus, portchange, portspeed(portstatus));
portstatus,
le16_to_cpu(portsts.wPortChange),
portspeed(portstatus));
/* Clear the connection change status */
usb_clear_port_feature(dev, port + 1, USB_PORT_FEAT_C_CONNECTION);
@ -1178,11 +1180,13 @@ void usb_hub_port_connect_change(struct usb_device *dev, int port)
int usb_hub_configure(struct usb_device *dev)
{
int i;
unsigned char buffer[USB_BUFSIZ], *bitmap;
struct usb_hub_descriptor *descriptor;
struct usb_hub_status *hubsts;
int i;
struct usb_hub_device *hub;
#ifdef USB_HUB_DEBUG
struct usb_hub_status *hubsts;
#endif
/* "allocate" Hub device */
hub = usb_hub_allocate();
@ -1284,7 +1288,9 @@ int usb_hub_configure(struct usb_device *dev)
return -1;
}
#ifdef USB_HUB_DEBUG
hubsts = (struct usb_hub_status *)buffer;
#endif
USB_HUB_PRINTF("get_hub_status returned status %X, change %X\n",
le16_to_cpu(hubsts->wHubStatus),
le16_to_cpu(hubsts->wHubChange));