10 files changed, 16 insertions, 4 deletions

diff --git a/sys/dev/atkbdc/psm.c b/sys/dev/atkbdc/psm.c
index 8563b5f93aa2..137758b104d3 100644
--- a/sys/dev/atkbdc/psm.c
+++ b/sys/dev/atkbdc/psm.c
@@ -5287,6 +5287,7 @@ static const struct filterops psmfiltops = {
 	.f_isfd = 1,
 	.f_detach = psmfilter_detach,
 	.f_event = psmfilter,
+	.f_copy = knote_triv_copy,
 };
 
 static int
diff --git a/sys/dev/cyapa/cyapa.c b/sys/dev/cyapa/cyapa.c
index ed755f992949..464b03c0ab64 100644
--- a/sys/dev/cyapa/cyapa.c
+++ b/sys/dev/cyapa/cyapa.c
@@ -1121,7 +1121,8 @@ static int cyapafilt(struct knote *, long);
 static const struct filterops cyapa_filtops = {
 	    .f_isfd = 1,
 	    .f_detach = cyapafiltdetach,
-	    .f_event = cyapafilt
+	    .f_event = cyapafilt,
+	    .f_copy = knote_triv_copy,
 };
 
 static int
diff --git a/sys/dev/evdev/cdev.c b/sys/dev/evdev/cdev.c
index 9fe1299a0937..dd4115cdfc71 100644
--- a/sys/dev/evdev/cdev.c
+++ b/sys/dev/evdev/cdev.c
@@ -96,6 +96,7 @@ static const struct filterops evdev_cdev_filterops = {
 	.f_attach = NULL,
 	.f_detach = evdev_kqdetach,
 	.f_event = evdev_kqread,
+	.f_copy = knote_triv_copy,
 };
 
 static int
diff --git a/sys/dev/evdev/uinput.c b/sys/dev/evdev/uinput.c
index 9ac9fee8a157..76a530479c02 100644
--- a/sys/dev/evdev/uinput.c
+++ b/sys/dev/evdev/uinput.c
@@ -104,6 +104,7 @@ static const struct filterops uinput_filterops = {
 	.f_attach = NULL,
 	.f_detach = uinput_kqdetach,
 	.f_event = uinput_kqread,
+	.f_copy = knote_triv_copy,
 };
 
 struct uinput_cdev_state
diff --git a/sys/dev/gpio/gpioc.c b/sys/dev/gpio/gpioc.c
index 6c6f79227166..f690140af97b 100644
--- a/sys/dev/gpio/gpioc.c
+++ b/sys/dev/gpio/gpioc.c
@@ -158,7 +158,8 @@ static const struct filterops gpioc_read_filterops = {
 	.f_attach =	NULL,
 	.f_detach =	gpioc_kqdetach,
 	.f_event =	gpioc_kqread,
-	.f_touch =	NULL
+	.f_touch =	NULL,
+	.f_copy = knote_triv_copy,
 };
 
 static struct gpioc_pin_event *
diff --git a/sys/dev/hid/hidraw.c b/sys/dev/hid/hidraw.c
index 4855843cd265..d17356642042 100644
--- a/sys/dev/hid/hidraw.c
+++ b/sys/dev/hid/hidraw.c
@@ -182,6 +182,7 @@ static const struct filterops hidraw_filterops_read = {
 	.f_isfd =	1,
 	.f_detach =	hidraw_kqdetach,
 	.f_event =	hidraw_kqread,
+	.f_copy = knote_triv_copy,
 };
 
 static void
diff --git a/sys/dev/hid/u2f.c b/sys/dev/hid/u2f.c
index 08f1a5ceedba..4232322c61df 100644
--- a/sys/dev/hid/u2f.c
+++ b/sys/dev/hid/u2f.c
@@ -132,6 +132,7 @@ static struct filterops u2f_filterops_read = {
 	.f_isfd =	1,
 	.f_detach =	u2f_kqdetach,
 	.f_event =	u2f_kqread,
+	.f_copy = knote_triv_copy,
 };
 
 static int
diff --git a/sys/dev/null/null.c b/sys/dev/null/null.c
index 8525eb9543c3..c4f138b102c7 100644
--- a/sys/dev/null/null.c
+++ b/sys/dev/null/null.c
@@ -61,12 +61,14 @@ static int zero_ev(struct knote *kn, long hint);
 
 static const struct filterops one_fop = {
 	.f_isfd =	1,
-	.f_event =	one_ev
+	.f_event =	one_ev,
+	.f_copy = knote_triv_copy,
 };
 
 static const struct filterops zero_fop = {
 	.f_isfd =	1,
-	.f_event =	zero_ev
+	.f_event =	zero_ev,
+	.f_copy = knote_triv_copy,
 };
 
 static struct cdevsw full_cdevsw = {
diff --git a/sys/dev/qat/qat_common/adf_freebsd_dev_processes.c b/sys/dev/qat/qat_common/adf_freebsd_dev_processes.c
index 67e1d4ad2cab..c5b745bb78fb 100644
--- a/sys/dev/qat/qat_common/adf_freebsd_dev_processes.c
+++ b/sys/dev/qat/qat_common/adf_freebsd_dev_processes.c
@@ -89,6 +89,7 @@ static struct filterops adf_state_read_filterops = {
 	.f_attach = NULL,
 	.f_detach = adf_state_kqread_detach,
 	.f_event = adf_state_kqread_event,
+	.f_copy = knote_triv_copy,
 };
 
 static struct cdev *adf_processes_dev;
diff --git a/sys/dev/usb/usb_dev.c b/sys/dev/usb/usb_dev.c
index 293b0c72587f..e58d6a674ec0 100644
--- a/sys/dev/usb/usb_dev.c
+++ b/sys/dev/usb/usb_dev.c
@@ -1231,12 +1231,14 @@ static const struct filterops usb_filtops_write = {
 	.f_isfd = 1,
 	.f_detach = usb_filter_detach,
 	.f_event = usb_filter_write,
+	.f_copy = knote_triv_copy,
 };
 
 static const struct filterops usb_filtops_read = {
 	.f_isfd = 1,
 	.f_detach = usb_filter_detach,
 	.f_event = usb_filter_read,
+	.f_copy = knote_triv_copy,
 };
 
 /* ARGSUSED */