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--- a/descriptors.c
+++ b/descriptors.c
@@ -177,6 +177,7 @@
}
ifp = interface->altsetting + interface->num_altsetting;
+ memset(ifp, 0, sizeof(struct usb_interface_descriptor));
interface->num_altsetting++;
usb_parse_descriptor(buffer, "bbbbbbbbb", ifp);
@@ -219,10 +220,7 @@
/* Copy any unknown descriptors into a storage area for */
/* drivers to later parse */
len = (int)(buffer - begin);
- if (!len) {
- ifp->extra = NULL;
- ifp->extralen = 0;
- } else {
+ if (len) {
ifp->extra = malloc(len);
if (!ifp->extra) {
if (usb_debug >= 1)
@@ -277,8 +275,7 @@
parsed += retval;
size -= retval;
}
- } else
- ifp->endpoint = NULL;
+ }
/* We check to see if it's an alternate to this one */
ifp = (struct usb_interface_descriptor *)buffer;
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