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improve compare_double

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Alanscut committed 2019-12-09 10:36:45 +08:00
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commit 4e3335618f
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cJSON_Utils.c
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@@ -109,7 +109,7 @@ static int compare_strings(const unsigned char *string1, const unsigned char *st
/* securely comparison of floating-point variables */ /* securely comparison of floating-point variables */
static cJSON_bool compare_double(double a, double b) static cJSON_bool compare_double(double a, double b)
{ {
return (fabs(a - b) <= a * CJSON_DOUBLE_PRECISION); return (fabs(a - b) <= CJSON_DOUBLE_PRECISION);
} }