Commit be54e746 authored Dec 04, 2019 by Marcel Holtmann Committed by Jiri Kosina Dec 09, 2019

HID: uhid: Fix returning EPOLLOUT from uhid_char_poll



Always return EPOLLOUT from uhid_char_poll to allow polling /dev/uhid
for writable state.

Fixes: 1f9dec1e ("HID: uhid: allow poll()'ing on uhid devices")
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Cc: stable@vger.kernel.org
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

parent 9f3b61dc

drivers/hid/uhid.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -772,7 +772,7 @@ static __poll_t uhid_char_poll(struct file file, poll_table wait)
		if (uhid->head != uhid->tail)
		return EPOLLIN \| EPOLLRDNORM;

		return 0;
		return EPOLLOUT \| EPOLLWRNORM;
		}

		static const struct file_operations uhid_fops = {

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