[PATCH] eclass/kernel-2.eclass: Remove <<< for heredoc in globl scope

This will mitigate the forthcoming portage throwing a
sandbox violation

Bug: https://bugs.gentoo.org/978939

Signed-off-by: Mike Pagano <[email protected]>
---
 eclass/kernel-2.eclass | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/eclass/kernel-2.eclass b/eclass/kernel-2.eclass
index 8a675db7a..52feddaeb 100644
--- a/eclass/kernel-2.eclass
+++ b/eclass/kernel-2.eclass
@@ -334,6 +334,7 @@ debug-print-kernel2-variables() {
 # add genpatches to list of patches to apply if wanted
 
 handle_genpatches() {
+
 	local tarball want_unipatch_list
 	[[ -z ${K_WANT_GENPATCHES} || -z ${K_GENPATCHES_VER} ]] && return 1
 
@@ -350,7 +351,7 @@ handle_genpatches() {
 
 	debug-print "Inside handle_genpatches"
 	local OKV_ARRAY
-	IFS="." read -r -a OKV_ARRAY <<<"${OKV}"
+	OLDIFS="$IFS"; IFS='.'; OKV_ARRAY=(${OKV}); IFS="$OLDIFS"
 
 	# for > 3.0 kernels, handle genpatches tarball name
 	# genpatches for 3.0 and 3.0.1 might be named
@@ -411,7 +412,7 @@ detect_version() {
 	KV_MAJOR=$(ver_cut 1 ${OKV})
 	# handle if OKV is X.Y or X.Y.Z (e.g. 3.0 or 3.0.1)
 	local OKV_ARRAY
-	IFS="." read -r -a OKV_ARRAY <<<"${OKV}"
+	OLDIFS="$IFS"; IFS='.'; OKV_ARRAY=(${OKV}); IFS="$OLDIFS"
 
 	# if KV_MAJOR >= 3, then we have no more KV_MINOR
 	#if [[ ${KV_MAJOR} -lt 3 ]]; then
@@ -792,7 +793,7 @@ universal_unpack() {
 	debug-print "Inside universal_unpack"
 
 	local OKV_ARRAY
-	IFS="." read -r -a OKV_ARRAY <<<"${OKV}"
+	OLDIFS="$IFS"; IFS='.'; OKV_ARRAY=(${OKV}); IFS="$OLDIFS"
 
 	cd "${WORKDIR}" || die
 	if [[ ${#OKV_ARRAY[@]} -ge 3 && ${KV_MAJOR} -ge 3 ]]; then
-- 
2.54.0