Fixes memleak in user_options_check_files()

See https://github.com/hashcat/hashcat/pull/2669

src/user_options.c

@@ -2824,9 +2824,13 @@ int user_options_check_files (hashcat_ctx_t *hashcat_ctx)
     event_log_warning (hashcat_ctx, "For example, using \"7z e\" instead of using \"7z x\".");
     event_log_warning (hashcat_ctx, NULL);
 
+    hcfree (modulefile);
+
     return -1;
   }
 
+  hcfree (modulefile);
+
   const bool quiet_save = user_options->quiet;
 
   user_options->quiet = true;
@@ -2839,8 +2843,6 @@ int user_options_check_files (hashcat_ctx_t *hashcat_ctx)
 
   hashconfig_destroy (hashcat_ctx);
 
-  hcfree (modulefile);
-
   // same check but for an backend kernel
 
   char *kernelfile = (char *) hcmalloc (HCBUFSIZ_TINY);
@@ -2855,6 +2857,8 @@ int user_options_check_files (hashcat_ctx_t *hashcat_ctx)
     event_log_warning (hashcat_ctx, "For example, using \"7z e\" instead of using \"7z x\".");
     event_log_warning (hashcat_ctx, NULL);
 
+    hcfree (kernelfile);
+
     return -1;
   }