Don't crash on unconfigured interfaces. (X.org bug #5218, Andrei Barbu)

commit 9d62d1e6903ccc095f784279a699b3f40a8f0cf8 Author: Adam Jackson <ajax@nwnk.net> Date: Sat Jan 7 00:45:17 2006 +0000 Bug #5218: Don't crash on unconfigured interfaces. (Andrei Barbu) Backported-to-NX-by: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>

Don't crash on unconfigured interfaces. (X.org bug #5218, Andrei Barbu)
eac0a8fa · Adam Jackson · Mike Gabriel · f9123570 · eac0a8fa
Commit eac0a8fa authored Feb 15, 2017 by Adam Jackson Committed by Mike Gabriel Mar 20, 2017
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access.c nx-X11/programs/Xserver/os/access.c +2 -0

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--- a/nx-X11/programs/Xserver/os/access.c
+++ b/nx-X11/programs/Xserver/os/access.c
@@ -893,6 +893,8 @@ DefineSelf (int fd)
 	return;
    }
    for (ifr = ifap; ifr != NULL; ifr = ifr->ifa_next) {
+	if (!ifr->ifa_addr)
+	     continue;
 	len = sizeof(*(ifr->ifa_addr));
 	family = ConvertAddr(ifr->ifa_addr, &len, (void **)&addr);
 	if (family == -1 || family == FamilyLocal)