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From 8a03e18a4ff4ab7f3a6da08bd3f564f8a7aa2c4e Mon Sep 17 00:00:00 2001
From: Oliver Neukum <oliver@neukum.org>
Date: Wed, 18 Apr 2012 10:05:55 +0200
Subject: [PATCH 014/165] uwb: fix error handling
commit 5bd7b419ef2eb4989b207753e088c3437159618a upstream.
Fatal errors such as a device disconnect must not trigger
error handling. The error returns must be checked.
Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
drivers/uwb/hwa-rc.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/uwb/hwa-rc.c b/drivers/uwb/hwa-rc.c
index 2babcd4..86685e9 100644
--- a/drivers/uwb/hwa-rc.c
+++ b/drivers/uwb/hwa-rc.c
@@ -645,7 +645,8 @@ void hwarc_neep_cb(struct urb *urb)
dev_err(dev, "NEEP: URB error %d\n", urb->status);
}
result = usb_submit_urb(urb, GFP_ATOMIC);
- if (result < 0) {
+ if (result < 0 && result != -ENODEV && result != -EPERM) {
+ /* ignoring unrecoverable errors */
dev_err(dev, "NEEP: Can't resubmit URB (%d) resetting device\n",
result);
goto error;
--
1.7.7.6
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