linux-kernel - [PATCH 1/2] PCI/ASPM: Simplify pcie_capability_clear_and_set_word() to ..._clear

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20231026121924.2164-1-ilpo.jarvinen@linux.intel.com>
Date:   Thu, 26 Oct 2023 15:19:23 +0300
From:   Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To:     linux-pci@...r.kernel.org, Bjorn Helgaas <bhelgaas@...gle.com>,
        linux-kernel@...r.kernel.org
Cc:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Subject: [PATCH 1/2] PCI/ASPM: Simplify pcie_capability_clear_and_set_word() to ..._clear_word()

When set parameter is 0, pcie_capability_clear_and_set_word() can be
turned into pcie_capability_clear_word() which makes the intent of the
code slightly more obvious.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
---
 drivers/pci/pcie/aspm.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index 1bf630059264..3b0508b47472 100644
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -689,10 +689,10 @@ static void pcie_config_aspm_l1ss(struct pcie_link_state *link, u32 state)
 	 * in pcie_config_aspm_link().
 	 */
 	if (enable_req & (ASPM_STATE_L1_1 | ASPM_STATE_L1_2)) {
-		pcie_capability_clear_and_set_word(child, PCI_EXP_LNKCTL,
-						   PCI_EXP_LNKCTL_ASPM_L1, 0);
-		pcie_capability_clear_and_set_word(parent, PCI_EXP_LNKCTL,
-						   PCI_EXP_LNKCTL_ASPM_L1, 0);
+		pcie_capability_clear_word(child, PCI_EXP_LNKCTL,
+					   PCI_EXP_LNKCTL_ASPM_L1);
+		pcie_capability_clear_word(parent, PCI_EXP_LNKCTL,
+					   PCI_EXP_LNKCTL_ASPM_L1);
 	}
 
 	val = 0;
-- 
2.30.2