Changeset 338729c in mainline

Timestamp:

2018-01-16T23:29:43Z (6 years ago)

Author:

Petr Manek <petr.manek@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

4e44f5d

Parents:

1d218bf

Message:

usbdev: fix race condition when unmapping endpoints

Location:

uspace/lib/usbdev

Files:

• include/usb/dev/poll.h (modified) (1 diff)
• src/devpoll.c (modified) (2 diffs)

uspace/lib/usbdev/include/usb/dev/poll.h

@@ -1 +1 @@
 /*
  * Copyright (c) 2011 Vojtech Horky
+ * Copyright (c) 2017 Petr Manek
  * All rights reserved.
  *

uspace/lib/usbdev/src/devpoll.c

@@ -1 +1 @@
 /*
  * Copyright (c) 2011 Vojtech Horky
+ * Copyright (c) 2017 Petr Manek
  * All rights reserved.
  *
@@ -281 +282 @@
 
         /* Unregister the pipe. */
-        if ((rc = usb_device_unmap_ep(polling->ep_mapping)))
+        rc = usb_device_unmap_ep(polling->ep_mapping);
+        if (rc != EOK && rc != ENOENT)
                 return rc;