vstart.sh: use || instead of "-o"

to silence the warning like:

 SC2166: Prefer [ p ] || [ q ] as [ p -o q ] is not well defined.

see also
https://pubs.opengroup.org/onlinepubs/9699919799/utilities/test.html

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/src/vstart.sh b/src/vstart.sh
index 8bd32bd074618827963bdcb34f0a1881e9556fe3..c7797025d688cf22c7222052fd7c2994074acf6f 100755 (executable)
--- a/src/vstart.sh
+++ b/src/vstart.sh
@@ -253,9 +253,10 @@ parse_block_devs() {
     shift
     local devs=$1
     shift
+    local dev
     IFS=',' read -r -a block_devs <<< "$devs"
     for dev in "${block_devs[@]}"; do
-        if [ ! -b $dev -o ! -w $dev ]; then
+        if [ ! -b $dev ] || [ ! -w $dev ]; then
             echo "All $opt_name must refer to writable block devices"
             exit 1
         fi