sensord: check if the event value is a valid number

[platform/core/system/sensord.git] / src / shared / sensor_info.cpp

diff --git a/src/shared/sensor_info.cpp b/src/shared/sensor_info.cpp
index 855695c..5a87539 100644 (file)
--- a/src/shared/sensor_info.cpp
+++ b/src/shared/sensor_info.cpp
@@ -182,8 +182,8 @@ void sensor_info::set_min_range(float min_range)
 {
        m_min_range = min_range;
 
-       if (std::isnan(m_min_range))
-               m_min_range = 0; /* set value to 0 when the value is NaN */
+       if (!std::isnormal(m_min_range))
+               m_min_range = 0; /* set value to 0 when the value is NaN, infinity, zero or subnormal */
        if (m_min_range < MIN_RANGE)
                m_min_range = MIN_RANGE;
        if (m_min_range > MAX_RANGE)
@@ -194,8 +194,8 @@ void sensor_info::set_max_range(float max_range)
 {
        m_max_range = max_range;
 
-       if (std::isnan(m_max_range))
-               m_max_range = 1; /* set value to 1 when the value is NaN */
+       if (!std::isnormal(m_max_range))
+               m_max_range = 0; /* set value to 0 when the value is NaN, infinity, zero or subnormal */
        if (m_max_range < MIN_RANGE)
                m_max_range = MIN_RANGE;
        if (m_max_range > MAX_RANGE)