version.c: Fix comment of version_single_line().

[paraslash.git] / net.c

diff --git a/net.c b/net.c
index 2ec3f03e546b3b1f3c038b7eea2e9cf8cf8a3438..503e4de955c54fe9ef2f99150b62fe9172503852 100644 (file)
--- a/net.c
+++ b/net.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2005-2013 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2005-2014 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -672,19 +672,19 @@ char *remote_name(int sockfd)
 
 /**
  * Extract IPv4 or IPv6-mapped-IPv4 address from sockaddr_storage.
- * \param ss Container of IPv4/6 address
- * \return Extracted IPv4 address (different from 0) or 0 if unsuccessful.
  *
- * \sa RFC 3493
+ * \param ss Container of IPv4/6 address.
+ * \param ia Extracted IPv4 address (different from 0) or 0 if unsuccessful.
+ *
+ * \sa RFC 3493.
  */
-struct in_addr extract_v4_addr(const struct sockaddr_storage *ss)
+void extract_v4_addr(const struct sockaddr_storage *ss, struct in_addr *ia)
 {
-       struct in_addr ia = {.s_addr = 0};
        const struct sockaddr *sa = normalize_ip_address(ss);
 
+       memset(ia, 0, sizeof(*ia));
        if (sa->sa_family == AF_INET)
-               ia = ((struct sockaddr_in *)sa)->sin_addr;
-       return ia;
+               *ia = ((struct sockaddr_in *)sa)->sin_addr;
 }
 
 /**