fix t_prf test code properly

Correction to patch in r22364: "i" was used in two places, one of
which required an int-sized value and the other of which required a
size_t.  Instead of changing the type, split the two uses into
separate variables.

ticket: 6505
target_version: 1.7
tags: pullup

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@22392 dc483132-0cff-0310-8789-dd5450dbe970

1 files changed, 8 insertions, 6 deletions

diff --git a/src/lib/crypto/t_prf.c b/src/lib/crypto/t_prf.c
index b3b8d08bb..ac244eb9a 100644
--- a/src/lib/crypto/t_prf.c
+++ b/src/lib/crypto/t_prf.c
@@ -40,7 +40,9 @@ int main () {
   krb5_data input, output;
   krb5_keyblock *key = NULL;
   unsigned int in_length;
-  size_t i;
+  unsigned int i;
+  size_t prfsz;
+
   while (1) {
       krb5_enctype enctype;
       char s[1025];
@@ -65,17 +67,17 @@ int main () {
 	      input.data[in_length-lc] = (unsigned) (i&0xff);
 	  }
 	  input.length = in_length;
-	  assert (krb5_c_prf_length(0, enctype, &i) == 0);
-	  assert (output.data = malloc(i));
-	  output.length = i;
+	  assert (krb5_c_prf_length(0, enctype, &prfsz) == 0);
+	  assert (output.data = malloc(prfsz));
+	  output.length = prfsz;
 	  assert (krb5_c_prf(0, key, &input, &output) == 0);
       
 	  free (input.data);
 	  input.data = NULL;
       }
-      for (; i > 0; i--) {
+      for (; prfsz > 0; prfsz--) {
 	  printf ("%02x",
-		  (unsigned int) ((unsigned char ) output.data[output.length-i]));
+		  (unsigned int) ((unsigned char ) output.data[output.length-prfsz]));
       }
       printf ("\n");