diff options
author | Dima Zavin <dima@android.com> | 2011-10-04 22:31:48 -0700 |
---|---|---|
committer | Dan Willemsen <dwillemsen@nvidia.com> | 2011-11-30 21:39:09 -0800 |
commit | fc458f5194860f69b961deb0380e65b5006a2138 (patch) | |
tree | 263b00f3378505325576f67bf5ccb772aca2b1da | |
parent | 702e787706791a2edac206f30996bd5c32302e85 (diff) |
input: evdev: if no events and non-block, return EAGAIN not 0
Change-Id: I5f0da721f74e5de111cffc7e7b375b72dd80e530
Signed-off-by: Dima Zavin <dima@android.com>
-rw-r--r-- | drivers/input/evdev.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index 13a741ae6045..10ae1c966a35 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -426,6 +426,8 @@ static ssize_t evdev_read(struct file *file, char __user *buffer, retval += input_event_size(); } + if (retval == 0 && file->f_flags & O_NONBLOCK) + retval = -EAGAIN; return retval; } |