[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <1541410354-19090-5-git-send-email-wni@nvidia.com>
Date: Mon, 5 Nov 2018 17:32:34 +0800
From: Wei Ni <wni@...dia.com>
To: <thierry.reding@...il.com>, <daniel.lezcano@...aro.org>,
<linux-tegra@...r.kernel.org>
CC: <rui.zhang@...el.com>, <edubezval@...il.com>,
<linux-kernel@...r.kernel.org>, Wei Ni <wni@...dia.com>
Subject: [PATCH v1 4/4] thermal: tegra: fix coverity defect
Fix dereference dev before null check.
Signed-off-by: Wei Ni <wni@...dia.com>
---
drivers/thermal/tegra/soctherm.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/thermal/tegra/soctherm.c b/drivers/thermal/tegra/soctherm.c
index 3042837364e8..96527df91f2a 100644
--- a/drivers/thermal/tegra/soctherm.c
+++ b/drivers/thermal/tegra/soctherm.c
@@ -397,7 +397,7 @@ static int throttrip_program(struct device *dev,
struct soctherm_throt_cfg *stc,
int trip_temp)
{
- struct tegra_soctherm *ts = dev_get_drvdata(dev);
+ struct tegra_soctherm *ts;
int temp, cpu_throt, gpu_throt;
unsigned int throt;
u32 r, reg_off;
@@ -405,6 +405,8 @@ static int throttrip_program(struct device *dev,
if (!sg || !stc || !stc->init)
return -EINVAL;
+ ts = dev_get_drvdata(dev);
+
temp = enforce_temp_range(dev, trip_temp) / ts->soc->thresh_grain;
/* Hardcode LIGHT on LEVEL1 and HEAVY on LEVEL2 */
--
2.7.4
Powered by blists - more mailing lists