Added parameters checking for config_str rip function

source/libublsettings.c

@@ -515,7 +515,7 @@ char **yon_char_parse(char *parameters, int *size, char *divider){
 }
 
 char **yon_char_parsed_rip(char **char_string, int *size, int item_to_delete){
-    if (char_string&&size>0&&size>item_to_delete&&item_to_delete>0){
+    if (char_string&&(*size)>0&&(*size)>item_to_delete&&item_to_delete>0){
         char **new_char_parsed=NULL;
         new_char_parsed=malloc(sizeof(char*)*((*size)-1));
         int flag = 0;
@@ -536,13 +536,14 @@ char **yon_char_parsed_rip(char **char_string, int *size, int item_to_delete){
 }
 
 int yon_char_parsed_check_exist(char **parameters, int size, char *param){
-    
+    if (parameters){
         for (int i=0;i<size;i++){
             if (parameters[i]){
                 if (strstr(parameters[i],param))
                     return i;
             } else return -1;
         }
+    }
 
     return -1;
 }