diff options
Diffstat (limited to 'inet/getnameinfo.c')
| -rw-r--r-- | inet/getnameinfo.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/inet/getnameinfo.c b/inet/getnameinfo.c index b7b2b151b2..50240383f3 100644 --- a/inet/getnameinfo.c +++ b/inet/getnameinfo.c @@ -38,6 +38,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. #include <alloca.h> #include <errno.h> #include <netdb.h> +#include <stddef.h> #include <stdlib.h> #include <stdio.h> #include <string.h> @@ -180,7 +181,7 @@ getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host, switch (sa->sa_family) { case AF_LOCAL: - if (addrlen < (socklen_t) (((struct sockaddr_un *) NULL)->sun_path)) + if (addrlen < (socklen_t) offsetof (struct sockaddr_un, sun_path)) return EAI_FAMILY; break; case AF_INET: |