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MFp4 //depot/projects/usb@158869

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Fix sael init code.

Reported by:	Alberto Mijares
Submitted by:	Hans Petter Selasky
This commit is contained in:
Andrew Thompson 2009-03-08 22:55:17 +00:00
parent 83160d1408
commit 4309a3fb19
1 changed files with 15 additions and 11 deletions
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26
sys/dev/usb/serial/u3g.c
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@ -299,6 +299,7 @@ u3g_sael_m460_init(struct usb2_device *udev)
};
struct usb2_device_request req;
usb2_error_t err;
uint16_t len;
uint8_t buf[0x300];
uint8_t n;
@ -320,25 +321,28 @@ u3g_sael_m460_init(struct usb2_device *udev)
DPRINTFN(0, "too small buffer\n");
continue;
}
if (usb2_do_request(udev, NULL, &req, buf)) {
DPRINTFN(0, "request %u failed\n",
(unsigned int)n);
break;
}
err = usb2_do_request(udev, NULL, &req, buf);
} else {
if (len > (sizeof(setup[0]) - 8)) {
DPRINTFN(0, "too small buffer\n");
continue;
}
if (usb2_do_request(udev, NULL, &req,
__DECONST(uint8_t *, &setup[n][8]))) {
DPRINTFN(0, "request %u failed\n",
(unsigned int)n);
err = usb2_do_request(udev, NULL, &req,
__DECONST(uint8_t *, &setup[n][8]));
}
if (err) {
DPRINTFN(1, "request %u failed\n",
(unsigned int)n);
/*
* Some of the requests will fail. Stop doing
* requests when we are getting timeouts so
* that we don't block the explore/attach
* thread forever.
*/
if (err == USB_ERR_TIMEOUT)
break;
}
}
}
return;
}
static int