avoid getifaddrs(&ifa_top) returns ifa_top=NULL problem

4 years ago · 8a61dda235
parent 3b3820f90a
commit 8a61dda235
1 changed files with 1 additions and 1 deletions
--- a/src/creflector.cpp
+++ b/src/creflector.cpp
@ -786,7 +786,7 @@ bool CReflector::UpdateListenMac(int i)
    bool found = false;
    socklen_t ss_len;
    
-    if ( getifaddrs(&ifa_top) < 0 )
+    if ( getifaddrs(&ifa_top) < 0 || ifa_top == NULL )
        return false;
    
    m_Ip[i].GetSockAddr(ss_len);