CPU Usage: re-detect cores if set to physical or off

neofetch

@@ -967,7 +967,7 @@ get_cpu_usage() {
 
         *)
             # Get CPU cores if unset.
-            if [[ "$cpu_cores" == "off" ]]; then
+            if [[ "$cpu_cores" != "logical" ]]; then
                 case "$os" in
                     "Linux" | "MINIX") cores="$(grep -c "^processor" /proc/cpuinfo)" ;;
                     "Mac OS X") cores="$(sysctl -n hw.logicalcpu_max)" ;;
@@ -978,7 +978,7 @@ get_cpu_usage() {
                 esac
             fi
 
-            cpu_usage="$(ps aux | awk 'BEGIN {sum=0} {sum+=$3 }; END {print sum}')"
+            cpu_usage="$(ps aux | awk 'BEGIN {sum=0} {sum+=$3}; END {print sum}')"
             cpu_usage="$((${cpu_usage/\.*} / ${cores:-1}))"
         ;;
     esac