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Input: uinput - fix returning EPOLLOUT from uinput_poll

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Always return EPOLLOUT from uinput_poll to allow polling /dev/uinput
for writable state.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Link: https://lore.kernel.org/r/20191204025014.5189-1-marcel@holtmann.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Marcel Holtmann 2019-12-04 17:27:16 -08:00 committed by Dmitry Torokhov
parent 1e55c176f8
commit d4b675e1b5
1 changed files with 1 additions and 1 deletions
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2
drivers/input/misc/uinput.c
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@ -695,7 +695,7 @@ static __poll_t uinput_poll(struct file *file, poll_table *wait)
if (udev->head != udev->tail)
return EPOLLIN | EPOLLRDNORM;
return 0;
return EPOLLOUT | EPOLLWRNORM;
}
static int uinput_release(struct inode *inode, struct file *file)