krb5 commit [krb5-1.22]: Fix IAKERB realm discovery state machine logic

https://github.com/krb5/krb5/commit/905790f6fd66de8a2e05abfdb886a1ca66dfffab
commit 905790f6fd66de8a2e05abfdb886a1ca66dfffab
Author: Andreas Schneider <[email protected]>
Date:   Fri Jan 23 16:32:57 2026 +0100

    Fix IAKERB realm discovery state machine logic
    
    In iakerb_initiator_step(), when realm discovery completes, set the
    state to IAKERB_AS_REQ so we don't repeat the overwrite of
    cred->name->princ->realm on the next token.
    
    (cherry picked from commit 5de16db5935c5a23f5548de1004cb4d7896c716b)
    
    ticket: 9194
    version_fixed: 1.22.2

 src/lib/gssapi/krb5/iakerb.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/lib/gssapi/krb5/iakerb.c b/src/lib/gssapi/krb5/iakerb.c
index 90a9bce11..7cc4710e2 100644
--- a/src/lib/gssapi/krb5/iakerb.c
+++ b/src/lib/gssapi/krb5/iakerb.c
@@ -631,6 +631,7 @@ iakerb_initiator_step(iakerb_ctx_id_t ctx,
         cred->name->princ->realm = server_realm;
         server_realm = empty_data();
 
+        ctx->state = IAKERB_AS_REQ;
         /* Done with realm discovery; fall through to AS request. */
     case IAKERB_AS_REQ:
         if (ctx->icc == NULL) {