linux-kernel - [PATCH 2/2] i2c: rk3x: Fix variable 'min_total

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, 22 Sep 2016 19:29:24 +0800
From:   David Wu <david.wu@...k-chips.com>
To:     heiko@...ech.de, wsa@...-dreams.de
Cc:     dianders@...omium.org, huangtao@...k-chips.com, wxt@...k-chips.com,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-i2c@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        David Wu <david.wu@...k-chips.com>
Subject: [PATCH 2/2] i2c: rk3x: Fix variable 'min_total_ns' unused warning

This patch fixs the following warning:
drivers/i2c/busses/i2c-rk3x.c: In function 'rk3x_i2c_v1_calc_timings':
drivers/i2c/busses/i2c-rk3x.c:745:41: warning: variable 'min_total_ns' set but not used [-Wunused-but-set-variable]

Signed-off-by: David Wu <david.wu@...k-chips.com>
---
 drivers/i2c/busses/i2c-rk3x.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/i2c/busses/i2c-rk3x.c b/drivers/i2c/busses/i2c-rk3x.c
index 965477e..50702c7 100644
--- a/drivers/i2c/busses/i2c-rk3x.c
+++ b/drivers/i2c/busses/i2c-rk3x.c
@@ -742,7 +742,7 @@ static int rk3x_i2c_v1_calc_timings(unsigned long clk_rate,
 				    struct i2c_timings *t,
 				    struct rk3x_i2c_calced_timings *t_calc)
 {
-	unsigned long min_low_ns, min_high_ns, min_total_ns;
+	unsigned long min_low_ns, min_high_ns;
 	unsigned long min_setup_start_ns, min_setup_data_ns;
 	unsigned long min_setup_stop_ns, max_hold_data_ns;
 
@@ -793,7 +793,6 @@ static int rk3x_i2c_v1_calc_timings(unsigned long clk_rate,
 
 	/* These are the min dividers needed for min hold times. */
 	min_div_for_hold = (min_low_div + min_high_div);
-	min_total_ns = min_low_ns + min_high_ns;
 
 	/*
 	 * This is the maximum divider so we don't go over the maximum.
-- 
1.9.1