[warm-reboot]: Check empty key before issuing redis hget (#1496)

Added a check for empty key before checking WARM_RESTART_ENABLE_TABLE
sonic-net · Mar 12, 2021 · 1260f90 · 1260f90
1 parent 5739cd9
commit 1260f90
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/scripts/fast-reboot b/scripts/fast-reboot
@@ -392,7 +392,7 @@ function save_counters_folder() {
 
 function check_warm_restart_in_progress() {
     sonic-db-cli STATE_DB keys "WARM_RESTART_ENABLE_TABLE|*" | while read key ; do
-        if [[ x"$(sonic-db-cli STATE_DB hget $key enable)" == x"true" ]]; then
+        if [ -n "$key" ] && [[ x"$(sonic-db-cli STATE_DB hget $key enable)" == x"true" ]]; then
             if [[ x"${FORCE}" == x"yes" ]]; then
                 debug "Ignoring warm restart flag for ${key#*|}"
             else