shellcheck: updates

Ehance some shellcheck reported issues.

3 files changed, 8 insertions, 8 deletions

diff --git a/scripts/fsadm.sh b/scripts/fsadm.sh
index 3e1f3d405..9ae422f55 100755
--- a/scripts/fsadm.sh
+++ b/scripts/fsadm.sh
@@ -383,7 +383,7 @@ detect_device_size() {
 		test -n "$DEVSIZE" || error "Cannot read size of device \"$VOLUME\"."
 		SSSIZE=$("$BLOCKDEV" --getss "$VOLUME" || true)
 		test -n "$SSSIZE" || error "Cannot read sector size of device \"$VOLUME\"."
-		DEVSIZE=$(( $DEVSIZE * $SSSIZE ))
+		DEVSIZE=$(( DEVSIZE * SSSIZE ))
 	fi
 }
 
diff --git a/scripts/lvmdump.sh.in b/scripts/lvmdump.sh.in
index 8507151d8..0685d85fb 100644
--- a/scripts/lvmdump.sh.in
+++ b/scripts/lvmdump.sh.in
@@ -163,7 +163,7 @@ if (( clustered )); then
 
 	{
 	for i in nodes status services; do
-		cap_i=$(echo "$i"|tr a-z A-Z)
+		cap_i=$(echo "$i"|tr "[:lower:]" "[:upper:]")
 		echo "$cap_i:"
 		echo "----------------------------------"
 		log "cman_tool $i 2>> \"$log\""
diff --git a/scripts/vgimportclone.sh b/scripts/vgimportclone.sh
index d56827f1e..3d795048a 100755
--- a/scripts/vgimportclone.sh
+++ b/scripts/vgimportclone.sh
@@ -18,11 +18,11 @@
 
 # following external commands are used throughout the script
 # echo and test are internal in bash at least
-RM=rm
-BASENAME=basename
-MKTEMP=mktemp
-READLINK=readlink
-GETOPT=getopt
+RM="rm"
+BASENAME="basename"
+MKTEMP="mktemp"
+READLINK="readlink"
+GETOPT="getopt"
 
 # user may override lvm location by setting LVM_BINARY
 LVM=${LVM_BINARY:-lvm}
@@ -145,7 +145,7 @@ do
             shift
             ;;
         -v|--verbose)
-            let VERBOSE_COUNT=VERBOSE_COUNT+1
+            VERBOSE_COUNT=$(( VERBOSE_COUNT + 1 ))
             if [ -z "$VERBOSE" ]
             then
                 VERBOSE="-v"