linux-kernel - [PATCH 09/31] staging: wfx: replace magic value by WFX_HIF_BUFFER

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

Date:   Thu, 13 Jan 2022 09:55:02 +0100
From:   Jerome Pouiller <Jerome.Pouiller@...abs.com>
To:     devel@...verdev.osuosl.org, linux-wireless@...r.kernel.org
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        "David S . Miller" <davem@...emloft.net>,
        Jérôme Pouiller 
        <jerome.pouiller@...abs.com>
Subject: [PATCH 09/31] staging: wfx: replace magic value by WFX_HIF_BUFFER_SIZE

From: Jérôme Pouiller <jerome.pouiller@...abs.com>

Magic values are not recommended.

Signed-off-by: Jérôme Pouiller <jerome.pouiller@...abs.com>
---
 drivers/staging/wfx/hwio.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/wfx/hwio.c b/drivers/staging/wfx/hwio.c
index a2a37efc51a6..977b9325f496 100644
--- a/drivers/staging/wfx/hwio.c
+++ b/drivers/staging/wfx/hwio.c
@@ -15,6 +15,8 @@
 #include "bus.h"
 #include "traces.h"
 
+#define WFX_HIF_BUFFER_SIZE 0x2000
+
 static int read32(struct wfx_dev *wdev, int reg, u32 *val)
 {
 	int ret;
@@ -103,7 +105,7 @@ static int indirect_read(struct wfx_dev *wdev, int reg, u32 addr,
 	u32 cfg;
 	u32 prefetch;
 
-	WARN_ON(len >= 0x2000);
+	WARN_ON(len >= WFX_HIF_BUFFER_SIZE);
 	WARN_ON(reg != WFX_REG_AHB_DPORT && reg != WFX_REG_SRAM_DPORT);
 
 	if (reg == WFX_REG_AHB_DPORT)
@@ -151,7 +153,7 @@ static int indirect_write(struct wfx_dev *wdev, int reg, u32 addr,
 {
 	int ret;
 
-	WARN_ON(len >= 0x2000);
+	WARN_ON(len >= WFX_HIF_BUFFER_SIZE);
 	WARN_ON(reg != WFX_REG_AHB_DPORT && reg != WFX_REG_SRAM_DPORT);
 	ret = write32(wdev, WFX_REG_BASE_ADDR, addr);
 	if (ret < 0)
-- 
2.34.1