Update syno_hdd_db.sh

Changed to show if no M.2 cards were found, if M.2 drives were found.

syno_hdd_db.sh

@@ -29,6 +29,8 @@
 # It's also parsed and checked and probably in some cases it could be more critical to patch that one instead.
 
 # DONE
+# Changed to show if no M.2 cards were found, if M.2 drives were found.
+#
 # Changed latest version check to download to /tmp and extract files to the script's location.
 #
 # Added a timeouts when checking for newer script version in case github is down or slow.
@@ -57,7 +59,6 @@
 #
 # Fixed bug where "M.2 volume support already enabled" message appeared when NAS had no M.2 drives.
 #
-#
 # Added check that M.2 volume support is enabled (on supported models).
 #
 # Added support for M.2 SATA drives.
@@ -88,7 +89,7 @@
 # Optionally disable "support_disk_compatibility".
 
 
-scriptver="v1.2.22"
+scriptver="v1.2.23"
 script=Synology_HDD_db
 repo="007revad/Synology_HDD_db"
 
@@ -114,7 +115,7 @@ $script $scriptver - by 007revad
 Usage: $(basename "$0") [options]
 
 Options:
-  -s, --showedits  Show the edits made to host db file(s)
+  -s, --showedits  Show edits made to <model>_host db and db.new file(s)
   -n, --noupdate   Prevent DSM updating the compatible drive databases
   -m, --m2         Don't process M.2 drives
   -f, --force      Force DSM to not check drive compatibility
@@ -474,7 +475,10 @@ if [[ ${#m2cardlist[@]} -gt "0" ]]; then
 fi
 
 # Check m2cards array isn't empty
-if [[ ${#m2cards[@]} -gt "0" ]]; then
+if [[ $m2 != "no" ]]; then
+    if [[ ${#m2cards[@]} -eq "0" ]]; then
+        echo -e "No M.2 cards found\n"
+    else    
         echo "M.2 card models found: ${#m2cards[@]}"
         num="0"
         while [[ $num -lt "${#m2cards[@]}" ]]; do
@@ -482,6 +486,7 @@ if [[ ${#m2cards[@]} -gt "0" ]]; then
             num=$((num +1))
         done
         echo
+    fi
 fi