tests: osd-scrub-snaps.sh minor cleanup

Signed-off-by: David Zafman <dzafman@redhat.com>
(cherry picked from commit 9f3d970a0dbb754ef34ffafa1c3e8d0d3c5982c7)

diff --git a/qa/standalone/scrub/osd-scrub-snaps.sh b/qa/standalone/scrub/osd-scrub-snaps.sh
index 020363683e94afb3f7af881ff7c4ff7989b2d6f2..590a1a3964a409ccebe3c5faf93f1f6c76e4f703 100755 (executable)
--- a/qa/standalone/scrub/osd-scrub-snaps.sh
+++ b/qa/standalone/scrub/osd-scrub-snaps.sh
@@ -453,11 +453,11 @@ EOF
     err_strings[23]="log_channel[(]cluster[)] log [[]ERR[]] : scrub [0-9]*[.]0 .*:::obj15:head can't decode 'snapset' attr buffer"
     err_strings[24]="log_channel[(]cluster[)] log [[]ERR[]] : scrub [0-9]*[.]0 .*:::obj12:1 has no oi or legacy_snaps; cannot convert 1=[[]1[]]:[[]1[]].stray_clone_snaps=[{]1=[[]1[]][}]"
 
-    for i in `seq 0 ${#err_strings[@]}`
+    for err_string in "${err_strings[@]}"
     do
-        if ! grep "${err_strings[$i]}" $dir/osd.0.log > /dev/null;
+        if ! grep "$err_string" $dir/osd.0.log > /dev/null;
         then
-            echo "Missing log message '${err_strings[$i]}'"
+            echo "Missing log message '$err_string'"
             ERRORS=$(expr $ERRORS + 1)
         fi
     done