dash compat: use "2>&1" rather than "&>"

modules.d/04watchdog/watchdog.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 if [ -e /dev/watchdog ]; then
 	if [ ! -e /tmp/watchdog_timeout ]; then
-		wdctl -s 60 /dev/watchdog &>/dev/null
+		wdctl -s 60 /dev/watchdog >/dev/null 2>&1
 		> /tmp/watchdog_timeout
 	fi
 	info "Triggering watchdog"

modules.d/90mdraid/module-setup.sh

@@ -66,10 +66,10 @@ install() {
     inst_rules "$moddir/65-md-incremental-imsm.rules"
 
     # guard against pre-3.0 mdadm versions, that can't handle containers
-    if ! mdadm -Q -e imsm /dev/null &> /dev/null; then
+    if ! mdadm -Q -e imsm /dev/null >/dev/null 2>&1; then
         inst_hook pre-trigger 30 "$moddir/md-noimsm.sh"
     fi
-    if ! mdadm -Q -e ddf /dev/null &> /dev/null; then
+    if ! mdadm -Q -e ddf /dev/null >/dev/null 2>&1; then
         inst_hook pre-trigger 30 "$moddir/md-noddf.sh"
     fi
 

modules.d/90qemu-net/module-setup.sh

@@ -3,8 +3,8 @@
 # ex: ts=8 sw=4 sts=4 et filetype=sh
 
 check() {
-    if type -P systemd-detect-virt &>/dev/null; then
-        vm=$(systemd-detect-virt --vm &>/dev/null)
+    if type -P systemd-detect-virt >/dev/null 2>&1; then
+        vm=$(systemd-detect-virt --vm >/dev/null 2>&1)
         (($? != 0)) && return 255
         [[ $vm = "qemu" ]] && return 0
         [[ $vm = "kvm" ]] && return 0

modules.d/90qemu/module-setup.sh

@@ -3,8 +3,8 @@
 # ex: ts=8 sw=4 sts=4 et filetype=sh
 
 check() {
-    if type -P systemd-detect-virt &>/dev/null; then
-        vm=$(systemd-detect-virt --vm &>/dev/null)
+    if type -P systemd-detect-virt >/dev/null 2>&1; then
+        vm=$(systemd-detect-virt --vm >/dev/null 2>&1)
         (($? != 0)) && return 255
         [[ $vm = "qemu" ]] && return 0
         [[ $vm = "kvm" ]] && return 0

modules.d/96securityfs/securityfs.sh

@@ -5,6 +5,6 @@
 SECURITYFSDIR="/sys/kernel/security"
 export SECURITYFSDIR
 
-if ! ismounted "${SECURITYFSDIR}"; then
+if ! findmnt "${SECURITYFSDIR}" >/dev/null 2>&1; then
    mount -t securityfs -o nosuid,noexec,nodev securityfs ${SECURITYFSDIR} >/dev/null 2>&1
 fi