[ima-evm-utils PATCH v3 10/14] tests: Address issues raised by shellcheck SC2206

[Stefan Berger <stefanb@linux.ibm.com>]

Address issue raised by shellcheck SC2206:
  "Quote to prevent word splitting/globbing, or split robustly with
   mapfile or read -a."

Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
---
 tests/Makefile.am         | 2 +-
 tests/boot_aggregate.test | 3 +--
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 9092c43..cbf637c 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -28,7 +28,7 @@ distclean: distclean-keys
 shellcheck:
 	shellcheck \
 		-i SC2086,SC2181,SC2046,SC2320,SC2317,SC2034,SC2164,SC2166 \
-		-i SC2294 \
+		-i SC2294,SC2206 \
 		functions.sh gen-keys.sh install-fsverity.sh \
 		install-mount-idmapped.sh install-openssl3.sh \
 		install-swtpm.sh install-tss.sh softhsm_setup \
diff --git a/tests/boot_aggregate.test b/tests/boot_aggregate.test
index c7c2b21..7817c2b 100755
--- a/tests/boot_aggregate.test
+++ b/tests/boot_aggregate.test
@@ -128,8 +128,7 @@ check() {
 		echo "${CYAN}SKIP: evmctl ima_boot_aggregate: $bootaggr${NORM}"
 		exit "$SKIP"
 	fi
-
-	boot_aggr=( $bootaggr )
+	IFS=$'\n' readarray -t boot_aggr <<< "$bootaggr"
 
 	echo "INFO: Searching for the boot_aggregate in ${ASCII_RUNTIME_MEASUREMENTS}"
 	for hash in "${boot_aggr[@]}"; do
-- 
2.43.0