Merge pull request #5866 from qlyoung/fix-ipaddr-isset

lib: fix ipaddr_isset
This commit is contained in:
Mark Stapp 2020-02-26 15:34:50 -05:00 committed by GitHub
commit 7a7cd6e9b2
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

View File

@ -119,10 +119,13 @@ static inline void ipv4_mapped_ipv6_to_ipv4(struct in6_addr *in6,
memcpy(in, (char *)in6 + 12, sizeof(struct in_addr));
}
/*
* Check if a struct ipaddr has nonzero value
*/
static inline bool ipaddr_isset(struct ipaddr *ip)
{
static struct ipaddr a = {};
return (0 == memcmp(&a, ip, sizeof(struct ipaddr)));
return (0 != memcmp(&a, ip, sizeof(struct ipaddr)));
}
#ifdef __cplusplus