From: Greg Kroah-Hartman Date: Fri, 12 Dec 2014 22:10:18 +0000 (-0500) Subject: greybus: es1-ap-usb: don't protest when getting -EPROTO USB errors X-Git-Tag: v4.9-rc1~119^2~378^2~21^2~1759 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=f9b1df64a9f98e9c2fe38bec86b11740743e3661;p=linux.git greybus: es1-ap-usb: don't protest when getting -EPROTO USB errors -EPROTO happens when devices are starting to go away in a system, or there is something wrong on the USB connection. Either way, it's safe to resubmit the urb for this error, don't complain to userspace about this, as the user will see this for every device removed, which looks scary, but means nothing. Signed-off-by: Greg Kroah-Hartman Reviewed-by: Alex Elder --- diff --git a/drivers/staging/greybus/es1-ap-usb.c b/drivers/staging/greybus/es1-ap-usb.c index 41f56da747c5..27416e440ede 100644 --- a/drivers/staging/greybus/es1-ap-usb.c +++ b/drivers/staging/greybus/es1-ap-usb.c @@ -352,7 +352,7 @@ static void svc_in_callback(struct urb *urb) int retval; if (status) { - if (status == -EAGAIN) + if ((status == -EAGAIN) || (status == -EPROTO)) goto exit; dev_err(dev, "urb svc in error %d (dropped)\n", status); return; @@ -380,7 +380,7 @@ static void cport_in_callback(struct urb *urb) u8 *data; if (status) { - if (status == -EAGAIN) + if ((status == -EAGAIN) || (status == -EPROTO)) goto exit; dev_err(dev, "urb cport in error %d (dropped)\n", status); return;