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

Fix:
cmd_usb.c: In function 'usb_show_tree_graph':
cmd_usb.c:284:29: warning: variable 'port' 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 23:01:59 +02:00
parent bf513c2d75
commit 10f4dd784f

View File

@ -281,7 +281,7 @@ static inline char *portspeed(int speed)
void usb_show_tree_graph(struct usb_device *dev, char *pre)
{
int i, index;
int has_child, last_child, port;
int has_child, last_child;
index = strlen(pre);
printf(" %s", pre);
@ -300,7 +300,6 @@ void usb_show_tree_graph(struct usb_device *dev, char *pre)
/* found our pointer, see if we have a
* little sister
*/
port = i;
while (i++ < dev->parent->maxchild) {
if (dev->parent->children[i] != NULL) {
/* found a sister */