[Xen-changelog] Use cleverer sed pattern to avoid use of head -1.

[Xen patchbot -unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User emellor@xxxxxxxxxxxxxxxxxxxxxx
# Node ID b6af6ab53c6747b709146763c5bd639307e73a61
# Parent  b30564f4091490b280e97dbe432ec81e623609ec
Use cleverer sed pattern to avoid use of head -1.

Signed-off-by: Ewan Mellor <ewan@xxxxxxxxxxxxx>

diff -r b30564f40914 -r b6af6ab53c67 tools/examples/vif-common.sh
--- a/tools/examples/vif-common.sh      Mon Feb 27 16:16:04 2006
+++ b/tools/examples/vif-common.sh      Mon Feb 27 16:16:28 2006
@@ -125,7 +125,7 @@
 #
 function ip_of()
 {
-  ip addr show "$1" | awk "/^.*inet.*$1\$/{print \$2}" | sed 's,/.*,,' | head 
-1
+  ip addr show "$1" | awk "/^.*inet.*$1\$/{print \$2}" | sed -n '1 s,/.*,,p'
 }
 
 

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