From: hasso <hasso>
Date: Fri, 27 Aug 2004 14:23:28 +0000 (+0000)
Subject: Brown paperbag, please. Don't segfault if VTYSH_PAGER isn't defined.
X-Git-Tag: frr-2.0-rc1~3597
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=5a9c53ded34d688dd4362d0664ee3cdcb737e7db;p=matthieu%2Ffrr.git

Brown paperbag, please. Don't segfault if VTYSH_PAGER isn't defined.
---

diff --git a/vtysh/vtysh.c b/vtysh/vtysh.c
index 28ad39b1c2..45596b2997 100644
--- a/vtysh/vtysh.c
+++ b/vtysh/vtysh.c
@@ -212,8 +212,13 @@ vtysh_exit_ripd_only ()
 void
 vtysh_pager_init ()
 {
-  vtysh_pager_name = strdup (getenv ("VTYSH_PAGER"));
-  if (! vtysh_pager_name)
+  char *pager_defined;
+
+  pager_defined = getenv ("VTYSH_PAGER");
+
+  if (pager_defined)
+    vtysh_pager_name = strdup (pager_defined);
+  else
     vtysh_pager_name = strdup ("more");
 }