linux-kernel - [RESEND PATCH] drm/managed: Simplify if condition

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Message-Id: <20240701195607.228852-1-thorsten.blum@toblux.com>
Date: Mon,  1 Jul 2024 21:56:08 +0200
From: Thorsten Blum <thorsten.blum@...lux.com>
To: maarten.lankhorst@...ux.intel.com,
	mripard@...nel.org,
	tzimmermann@...e.de,
	airlied@...il.com,
	daniel@...ll.ch
Cc: dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org,
	Thorsten Blum <thorsten.blum@...lux.com>
Subject: [RESEND PATCH] drm/managed: Simplify if condition

The if condition !A || A && B can be simplified to !A || B.

Fixes the following Coccinelle/coccicheck warning reported by
excluded_middle.cocci:

	WARNING !A || A && B is equivalent to !A || B

Compile-tested only.

Acked-by: Thomas Zimmermann <tzimmermann@...e.de>
Signed-off-by: Thorsten Blum <thorsten.blum@...lux.com>
---
 drivers/gpu/drm/drm_managed.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_managed.c b/drivers/gpu/drm/drm_managed.c
index 7646f67bda4e..79ce86a5bd67 100644
--- a/drivers/gpu/drm/drm_managed.c
+++ b/drivers/gpu/drm/drm_managed.c
@@ -197,7 +197,7 @@ void drmm_release_action(struct drm_device *dev,
 	spin_lock_irqsave(&dev->managed.lock, flags);
 	list_for_each_entry_reverse(dr, &dev->managed.resources, node.entry) {
 		if (dr->node.release == action) {
-			if (!data || (data && *(void **)dr->data == data)) {
+			if (!data || *(void **)dr->data == data) {
 				dr_match = dr;
 				del_dr(dev, dr_match);
 				break;
-- 
2.39.2