[OpenAFS-devel] small change to openafs k5 support

[Nathan Neulinger]

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I'm not 100% certain this is correct, but I needed it in order to handle a converted ticket with a kvno of 0, which
is the case if you are using a different key in the keyfile than in the krb5 kdc.

This patch just cases the kvno to default to zero if not present in the decoded ticket.

-- Nathan

------------------------------------------------------------
Nathan Neulinger                       EMail:  nneul@umr.edu
University of Missouri - Rolla         Phone: (573) 341-4841
Computing Services                       Fax: (573) 341-4216

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Index: ticket5.c
===================================================================
RCS file: /cvs/openafs/src/rxkad/ticket5.c,v
retrieving revision 1.4
diff -u -r1.4 ticket5.c
--- ticket5.c	23 Dec 2002 23:53:26 -0000	1.4
+++ ticket5.c	25 Mar 2003 18:58:52 -0000
@@ -237,10 +237,12 @@
     }
 
     /* Find the real service key version number */
-    if (t5.enc_part.kvno == NULL)
-	goto bad_ticket;
-    v5_serv_kvno = *t5.enc_part.kvno;
-    
+    /* If kvno is null, it's probably not included because it was kvno==0 in the ticket */
+    if (t5.enc_part.kvno == NULL ) { 
+	v5_serv_kvno = 0;
+    } else { 
+	v5_serv_kvno = *t5.enc_part.kvno;
+    }
 
     code = (*get_key)(get_key_rock, v5_serv_kvno, &serv_key);
     if (code)

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