From 99871a714b0a9429e960629fbc2c6c20c57ea484 Mon Sep 17 00:00:00 2001 From: Eduardo Valentin Date: Wed, 17 Apr 2013 17:12:17 +0000 Subject: [PATCH] thermal: cpu_cooling: use snprintf instead of sprintf Limit the amount of bytes written to dev_name by secure writing with snprintf. Signed-off-by: Eduardo Valentin Acked-by: Amit Daniel Kachhap Signed-off-by: Zhang Rui --- drivers/thermal/cpu_cooling.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c index b4161cfce4a8..a04269de1570 100644 --- a/drivers/thermal/cpu_cooling.c +++ b/drivers/thermal/cpu_cooling.c @@ -458,7 +458,8 @@ struct thermal_cooling_device *cpufreq_cooling_register( return ERR_PTR(-EINVAL); } - sprintf(dev_name, "thermal-cpufreq-%d", cpufreq_dev->id); + snprintf(dev_name, sizeof(dev_name), "thermal-cpufreq-%d", + cpufreq_dev->id); cool_dev = thermal_cooling_device_register(dev_name, cpufreq_dev, &cpufreq_cooling_ops); -- 2.39.5