clean up warnings

scan_ldapsearchfilterstring.c

@@ -4,7 +4,7 @@
 
 size_t scan_ldapsearchfilterstring(const char* src,struct Filter** f) {
   char* s=(char*)src;
-  if (!(*f=calloc(sizeof(struct Filter),1))) goto error;
+  if (!(*f=calloc(1,sizeof(struct Filter)))) return 0;
   if (s[0]=='*' && (s[1]==0 || s[1]=='(')) {
     size_t i=scan_ldapsearchfilterstring("(objectClass=*)",f);
     if (i) return 1;
@@ -96,5 +96,6 @@ substring:
   }
   return s-src+1;
 error:
+  free_ldapsearchfilter(*f);
   return 0;
 }