From: Jiri Kosina <jkosina@suse.cz>
Date: Fri, 27 Mar 2015 15:03:26 +0000 (+0100)
Subject: HID: pidff: effect can't be NULL
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b9e9cd32ba33d13c7ecbc15b9f4418beded403d2;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

HID: pidff: effect can't be NULL

Force-beedback core guarantees that the 'effect' pointer that's being passed
to ->upload() callback is non-NULL.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
---

diff --git a/drivers/hid/usbhid/hid-pidff.c b/drivers/hid/usbhid/hid-pidff.c
index 1b3fa70bd5ff..08174d341f4a 100644
--- a/drivers/hid/usbhid/hid-pidff.c
+++ b/drivers/hid/usbhid/hid-pidff.c
@@ -569,7 +569,7 @@ static int pidff_upload_effect(struct input_dev *dev, struct ff_effect *effect,
 	int error;
 
 	pidff->block_load[PID_EFFECT_BLOCK_INDEX].value[0] = 0;
-	if (old && effect) {
+	if (old) {
 		pidff->block_load[PID_EFFECT_BLOCK_INDEX].value[0] =
 			pidff->pid_id[effect->id];
 	}