[oe] [meta-networking][PATCH] squid: add missing patch header

[Yi Zhao]

Add upstream-status and signed-off-by line to the patch to obey the
recommendations:
http://openembedded.org/wiki/Commit_Patch_Message_Guidelines#Patch_Header_Recommendations

Signed-off-by: Yi Zhao <yi.zhao at windriver.com>
---
 .../recipes-daemons/squid/files/set_sysroot_patch.patch            | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/meta-networking/recipes-daemons/squid/files/set_sysroot_patch.patch b/meta-networking/recipes-daemons/squid/files/set_sysroot_patch.patch
index 68733f9..fdcd174 100644
--- a/meta-networking/recipes-daemons/squid/files/set_sysroot_patch.patch
+++ b/meta-networking/recipes-daemons/squid/files/set_sysroot_patch.patch
@@ -1,3 +1,10 @@
+Set the SYSROOT for libxml2 header file to avoid host contamination.
+
+Upstream-Status: Inappropriate [embedded specific]
+
+Signed-off-by: Yue Tao <yue.tao at windriver.com>
+Signed-off-by: Yi Zhao <yi.zhao at windriver.com>
+
 diff --git a/configure.ac.old b/configure.ac
 index 54eda73..874f48e 100644
 --- a/configure.ac.old
-- 
2.7.4