krb5 commit: Fix check for KDB: prefix in kinit

[Greg Hudson]

https://github.com/krb5/krb5/commit/962e70a085314b44246263f5d8c9dc670a39eccb
commit 962e70a085314b44246263f5d8c9dc670a39eccb
Author: Richard Basch <basch at alum.mit.edu>
Date:   Fri May 10 12:24:21 2013 -0400

    Fix check for KDB: prefix in kinit
    
    The string "KDB:" has four characters, not three; check for all four
    of them.
    
    [ghudson at mit.edu: commit message]
    
    ticket: 7636

 src/clients/kinit/kinit.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/clients/kinit/kinit.c b/src/clients/kinit/kinit.c
index 71a2fec..5ceede8 100644
--- a/src/clients/kinit/kinit.c
+++ b/src/clients/kinit/kinit.c
@@ -719,7 +719,7 @@ k5_kinit(opts, k5)
     if ((opts->action == INIT_KT) && opts->keytab_name)
     {
 #ifndef _WIN32
-        if (strncmp(opts->keytab_name, "KDB:", 3) == 0) {
+        if (strncmp(opts->keytab_name, "KDB:", 4) == 0) {
             code = kinit_kdb_init(&k5->ctx,
                                   krb5_princ_realm(k5->ctx, k5->me)->data);
             if (code != 0) {