Call strlen() once

This commit is contained in:
rl1987 2018-02-12 21:08:17 +01:00 committed by Nick Mathewson
parent b0ba4aa7e9
commit 5986589b48

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@ -1081,12 +1081,13 @@ string_is_valid_dest(const char *string)
{
char *tmp = NULL;
int retval;
size_t len = strlen(string);
tor_assert(string);
tor_assert(strlen(string) > 0);
tor_assert(len > 0);
if (string[0] == '[' && string[strlen(string) - 1] == ']')
string = tmp = tor_strndup(string + 1, strlen(string) - 2);
if (string[0] == '[' && string[len - 1] == ']')
string = tmp = tor_strndup(string + 1, len - 2);
retval = string_is_valid_ipv4_address(string) ||
string_is_valid_ipv6_address(string) ||