test: Shellcheck - move rule SC2162 to exception list

read without -r will mangle backslashes

Change-Id: I9eb59dce40c0bfb59d865319992b419d512dc41b
Signed-off-by: Pawel Kaminski <pawelx.kaminski@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/471885
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>

scripts/check_format.sh

@@ -243,8 +243,7 @@ if hash shellcheck 2>/dev/null; then
 	SHCK_EXCLUDE="SC1083,SC2002,\
 SC2010,SC2012,SC2016,SC2034,SC2045,SC2046,SC2068,SC2086,SC2089,SC2090,\
 SC2097,SC2098,SC2119,SC2120,SC2128,\
-SC2129,SC2140,SC2142,SC2143,SC2154,SC2155,\
-SC2162"
+SC2129,SC2140,SC2142,SC2143,SC2154,SC2155"
 	# SPDK fails some error checks which have been deprecated in later versions of shellcheck.
 	# We will not try to fix these error checks, but instead just leave the error types here
 	# so that we can still run with older versions of shellcheck.

test/ftl/ftl.sh

@@ -12,7 +12,7 @@ function at_ftl_exit() {
 	PCI_WHITELIST="$device" PCI_BLACKLIST="" DRIVER_OVERRIDE="$ocssd_original_dirver" ./scripts/setup.sh
 }
 
-read device _ <<< "$OCSSD_PCI_DEVICES"
+read -r device _ <<< "$OCSSD_PCI_DEVICES"
 
 if [[ -z "$device" ]]; then
 	echo "OCSSD device list is empty."

test/json_config/json_config.sh

@@ -62,7 +62,7 @@ function tgt_check_notifications() {
         local event_line event ev_type ev_ctx
         local rc=""
 
-        while read event_line; do
+        while read -r event_line; do
                 # remove ID
                 event="${event_line%:*}"
 

test/vhost/common.sh

@@ -32,7 +32,7 @@ function vhosttestinit()
 		if [[ ! -f $VM_IMAGE ]]; then
 			echo "VM image not found at $VM_IMAGE"
 			echo "Download to $HOME? [yn]"
-			read download
+			read -r download
 			if [ "$download" = "y" ]; then
 				curl https://dqtibwqq6s6ux.cloudfront.net/download/test_resources/vhost_vm_image.tar.gz | tar xz -C $HOME
 			fi

test/vhost/fiotest/fio.sh

@@ -206,7 +206,7 @@ for vm_num in $used_vms; do
 done
 
 if $dry_run; then
-	read -p "Enter to kill evething" xx
+	read -r -p "Enter to kill evething" xx
 	sleep 3
 	at_app_exit
 	exit 0