coredump: fix behavior when gencore fail

Change-Id: Ifdddf867b514f42a6f1ce374ec06b7550a9cdad5
Refs: #1511

test/issues/1511/C1511.sh

@@ -0,0 +1,40 @@
+#/bin/sh
+
+USELTP=1
+USEOSTEST=0
+
+. ../../common.sh
+
+PWD=`pwd`
+LTPLIST="${PWD}/ltp_list"
+issue="1511"
+tid=01
+
+ulimit -S -c unlimited
+
+for tp in oom02
+do
+	tname=`printf "C${issue}T%02d" ${tid}`
+	echo "*** ${tname} start *******************************"
+	sudo $MCEXEC $LTPBIN/$tp 2>&1 | tee $tp.txt
+	echo "test process exit"
+	echo "*** ${tname} PASSED"
+	let tid++
+	echo ""
+done
+
+while read tp
+do
+	tname=`printf "C${issue}T%02d" ${tid}`
+	echo "*** ${tname} start *******************************"
+	sudo $MCEXEC $LTPBIN/$tp 2>&1 | tee $tp.txt
+	ok=`grep PASS $tp.txt | wc -l`
+	ng=`grep FAIL $tp.txt | wc -l`
+	if [ $ng = 0 ]; then
+		echo "*** ${tname} PASSED ($ok)"
+	else
+		echo "*** ${tname} FAILED (ok=$ok ng=$ng)"
+	fi
+	let tid++
+	echo ""
+done < ${LTPLIST}