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

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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
1 changed files with 1 additions and 2 deletions
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3
common/cmd_usb.c
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@ -281,7 +281,7 @@ static inline char *portspeed(int speed)
void usb_show_tree_graph(struct usb_device *dev, char *pre) void usb_show_tree_graph(struct usb_device *dev, char *pre)
{ {
int i, index; int i, index;
int has_child, last_child, port; int has_child, last_child;
index = strlen(pre); index = strlen(pre);
printf(" %s", 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 /* found our pointer, see if we have a
* little sister * little sister
*/ */
port = i;
while (i++ < dev->parent->maxchild) { while (i++ < dev->parent->maxchild) {
if (dev->parent->children[i] != NULL) { if (dev->parent->children[i] != NULL) {
/* found a sister */ /* found a sister */