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path: root/drivers/media/rc/bpf-lirc.c
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Diffstat (limited to 'drivers/media/rc/bpf-lirc.c')
-rw-r--r--drivers/media/rc/bpf-lirc.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/drivers/media/rc/bpf-lirc.c b/drivers/media/rc/bpf-lirc.c
index 40826bba06b6..81b150e5dfdb 100644
--- a/drivers/media/rc/bpf-lirc.c
+++ b/drivers/media/rc/bpf-lirc.c
@@ -174,6 +174,7 @@ static int lirc_bpf_detach(struct rc_dev *rcdev, struct bpf_prog *prog)
rcu_assign_pointer(raw->progs, new_array);
bpf_prog_array_free(old_array);
+ bpf_prog_put(prog);
unlock:
mutex_unlock(&ir_raw_handler_lock);
return ret;
@@ -207,29 +208,19 @@ void lirc_bpf_free(struct rc_dev *rcdev)
bpf_prog_array_free(rcdev->raw->progs);
}
-int lirc_prog_attach(const union bpf_attr *attr)
+int lirc_prog_attach(const union bpf_attr *attr, struct bpf_prog *prog)
{
- struct bpf_prog *prog;
struct rc_dev *rcdev;
int ret;
if (attr->attach_flags)
return -EINVAL;
- prog = bpf_prog_get_type(attr->attach_bpf_fd,
- BPF_PROG_TYPE_LIRC_MODE2);
- if (IS_ERR(prog))
- return PTR_ERR(prog);
-
rcdev = rc_dev_get_from_fd(attr->target_fd);
- if (IS_ERR(rcdev)) {
- bpf_prog_put(prog);
+ if (IS_ERR(rcdev))
return PTR_ERR(rcdev);
- }
ret = lirc_bpf_attach(rcdev, prog);
- if (ret)
- bpf_prog_put(prog);
put_device(&rcdev->dev);