linux-kernel - [PATCH] crypto: qat - fix excluded

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Message-ID: <alpine.DEB.2.22.394.2011131811110.2840@hadrien>
Date:   Fri, 13 Nov 2020 18:14:00 +0100 (CET)
From:   Julia Lawall <julia.lawall@...ia.fr>
To:     Giovanni Cabiddu <giovanni.cabiddu@...el.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Wojciech Ziemba <wojciech.ziemba@...el.com>
cc:     qat-linux@...el.com, Denis Efremov <efremov@...ux.com>,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        kbuild-all@...ts.01.org
Subject: [PATCH] crypto: qat - fix excluded_middle.cocci warnings

From: kernel test robot <lkp@...el.com>

 Condition !A || A && B is equivalent to !A || B.

Generated by: scripts/coccinelle/misc/excluded_middle.cocci

Fixes: b76f0ea01312 ("coccinelle: misc: add excluded_middle.cocci script")
CC: Denis Efremov <efremov@...ux.com>
Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: kernel test robot <lkp@...el.com>
Signed-off-by: Julia Lawall <julia.lawall@...ia.fr>
---

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   585e5b17b92dead8a3aca4e3c9876fbca5f7e0ba
commit: b76f0ea013125358d1b4ca147a6f9b6883dd2493 coccinelle: misc: add excluded_middle.cocci script
:::::: branch date: 14 hours ago
:::::: commit date: 8 weeks ago

Please take the patch only if it's a positive warning. Thanks!

 adf_dev_mgr.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/crypto/qat/qat_common/adf_dev_mgr.c
+++ b/drivers/crypto/qat/qat_common/adf_dev_mgr.c
@@ -152,7 +152,7 @@ int adf_devmgr_add_dev(struct adf_accel_
 	atomic_set(&accel_dev->ref_count, 0);

 	/* PF on host or VF on guest */
-	if (!accel_dev->is_vf || (accel_dev->is_vf && !pf)) {
+	if (!accel_dev->is_vf || !pf) {
 		struct vf_id_map *map;

 		list_for_each(itr, &accel_table) {
@@ -248,7 +248,7 @@ void adf_devmgr_rm_dev(struct adf_accel_
 		       struct adf_accel_dev *pf)
 {
 	mutex_lock(&table_lock);
-	if (!accel_dev->is_vf || (accel_dev->is_vf && !pf)) {
+	if (!accel_dev->is_vf || !pf) {
 		id_map[accel_dev->accel_id] = 0;
 		num_devices--;
 	} else if (accel_dev->is_vf && pf) {