Re: [PATCH] HID: hid-debug: fix nonblocking read semantics wrt EIO/ERESTARTSYS
From: Jiri Kosina <jikos@kernel.org>
Date: 2020-09-09 06:48:39
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On Wed, 9 Sep 2020, Laurent Gauthier wrote:
When the file has been open in non-blocking mode, EIO or ERESTARTSYS would never be returned even if they should (for example when device has been unplugged, you want EIO and not EAGAIN to be returned). Move the O_NONBLOCK check after other checks have been performed.
Makes sense, good catch. Applied, thanks. -- Jiri Kosina SUSE Labs