[Bugfix][T106][task-view-1936] Fix the R155 security issue

Only Configure:No
Affected branch:master/SIHA_SDK5.1_BASE
Affected module:unknow
Is it affected on both ZXIC and MTK:only ZXIC
Self-test:Yes
Doc Update:no

Change-Id: I30d465850302b3120d78136e369e9b873211631e
diff --git a/ap/libc/glibc/glibc-2.23/resolv/res_init.c b/ap/libc/glibc/glibc-2.23/resolv/res_init.c
old mode 100644
new mode 100755
index e0b6a80..88bfed1
--- a/ap/libc/glibc/glibc-2.23/resolv/res_init.c
+++ b/ap/libc/glibc/glibc-2.23/resolv/res_init.c
@@ -594,7 +594,7 @@
 		statp->_vcsock = -1;
 		statp->_flags &= ~(RES_F_VC | RES_F_CONN);
 	}
-	for (ns = 0; ns < statp->_u._ext.nscount; ns++)
+	for (ns = 0; ns < statp->nscount; ns++) // CVE-2016-5417
 		if (statp->_u._ext.nsaddrs[ns]) {
 			if (statp->_u._ext.nssocks[ns] != -1) {
 				close_not_cancel_no_status(statp->_u._ext.nssocks[ns]);