1 files changed, 8 insertions, 4 deletions
diff --git a/pam/pam.c b/pam/pam.c
index 4769705..1d6aefe 100644
--- a/pam/pam.c
+++ b/pam/pam.c
@@ -19,11 +19,11 @@
 
 #include "pam.h"
 
+#include <security/pam_appl.h>
+#include <security/pam_ext.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-
-#include <security/pam_appl.h>
 #include <sys/mman.h>  // mlock/munlock
 
 #include "_cgo_export.h"  // for input callbacks
@@ -94,7 +94,7 @@ void freeArray(pam_handle_t* pamh, void** array, int error_status) {
 
 void* copyIntoSecret(void* data) {
   size_t size = strlen(data) + 1;  // include null terminator
-  void* copy = malloc(size);
+  void* copy = calloc(1, size);    // initialize to avoid a compiler warning
   mlock(copy, size);
   memcpy(copy, data, size);
   return copy;
@@ -102,9 +102,13 @@ void* copyIntoSecret(void* data) {
 
 void freeSecret(pam_handle_t* pamh, char* data, int error_status) {
   size_t size = strlen(data) + 1;  // Include null terminator
-  // Use volitile function pointer to actually clear the memory.
+  // Use volatile function pointer to actually clear the memory.
   static void* (*const volatile memset_sec)(void*, int, size_t) = &memset;
   memset_sec(data, 0, size);
   munlock(data, size);
   free(data);
 }
+
+void infoMessage(pam_handle_t* pamh, const char* message) {
+  pam_info(pamh, "%s", message);
+}