Issue phpredis#2030

yatsukhnenko · michael-grunder · commit 692e4e847462 · 2021-11-15T12:45:29.000-08:00
diff --git a/redis_commands.c b/redis_commands.c
@@ -4128,6 +4128,7 @@ void redis_setoption_handler(INTERNAL_FUNCTION_PARAMETERS,
             }
             RETURN_TRUE;
         case REDIS_OPT_FAILOVER:
+            if (c == NULL) RETURN_FALSE;
             val_long = zval_get_long(val);
             if (val_long == REDIS_FAILOVER_NONE ||
                 val_long == REDIS_FAILOVER_ERROR ||

Original file line number	Diff line number	Diff line change
`@@ -4128,6 +4128,7 @@ void redis_setoption_handler(INTERNAL_FUNCTION_PARAMETERS,`
`4128`	`4128`	`}`
`4129`	`4129`	`RETURN_TRUE;`
`4130`	`4130`	`case REDIS_OPT_FAILOVER:`
	`4131`	`+ if (c == NULL) RETURN_FALSE;`
`4131`	`4132`	`val_long = zval_get_long(val);`
`4132`	`4133`	`if (val_long == REDIS_FAILOVER_NONE \|\|`
`4133`	`4134`	`val_long == REDIS_FAILOVER_ERROR \|\|`