Commit b5531318 authored by Andrew Duggan's avatar Andrew Duggan Committed by Jiri Kosina
Browse files

HID: hidraw: fix signaling SIGIO when hidraw reports an event 



This patch fixes sending SIGIO from hidraw_report_event by creating a fasync
handler which adds the fasync entry.

Signed-off-by: default avatarAndrew Duggan <aduggan@synaptics.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent 7611e8d2

drivers/hid/hidraw.c

+8 −0
Original line number Diff line number Diff line
@@ -295,6 +295,13 @@ static int hidraw_open(struct inode *inode, struct file *file) 


}



static int hidraw_fasync(int fd, struct file *file, int on)

{

	struct hidraw_list *list = file->private_data;



	return fasync_helper(fd, file, on, &list->fasync);

}



static int hidraw_release(struct inode * inode, struct file * file)

{

	unsigned int minor = iminor(inode);
@@ -438,6 +445,7 @@ static const struct file_operations hidraw_ops = { 
	.open =         hidraw_open,

	.release =      hidraw_release,

	.unlocked_ioctl = hidraw_ioctl,

	.fasync =	hidraw_fasync,

#ifdef CONFIG_COMPAT

	.compat_ioctl   = hidraw_ioctl,

#endif