krb5 commit [krb5-1.12]: Reset key-generation parameters for each enctype

[Tom Yu]

https://github.com/krb5/krb5/commit/fe82fb949acd259f0793395757366540c836b5be
commit fe82fb949acd259f0793395757366540c836b5be
Author: Ben Kaduk <kaduk at mit.edu>
Date:   Fri Oct 25 14:00:29 2013 -0400

    Reset key-generation parameters for each enctype
    
    In add_key_pwd, initialize s2k_params to NULL inside the loop over
    enctypes instead of outside the loop, so that if the afs3 salt type
    is used it does not contaminate later enctype/salt pairs in the list.
    
    (cherry picked from commit 381cf01afb13ad28de0927de37f8e1d12749bf49)
    
    ticket: 7733
    version_fixed: 1.12
    status: resolved

 src/lib/kdb/kdb_cpw.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/src/lib/kdb/kdb_cpw.c b/src/lib/kdb/kdb_cpw.c
index 7b00fcf..5481553 100644
--- a/src/lib/kdb/kdb_cpw.c
+++ b/src/lib/kdb/kdb_cpw.c
@@ -389,7 +389,7 @@ add_key_pwd(context, master_key, ks_tuple, ks_tuple_count, passwd,
     krb5_keysalt          key_salt;
     krb5_keyblock         key;
     krb5_data             pwd;
-    krb5_data             afs_params = string2data("\1"), *s2k_params = NULL;
+    krb5_data             afs_params = string2data("\1"), *s2k_params;
     int                   i, j, k;
     krb5_key_data         tmp_key_data;
     krb5_key_data        *tptr;
@@ -402,6 +402,7 @@ add_key_pwd(context, master_key, ks_tuple, ks_tuple_count, passwd,
         krb5_boolean similar;
 
         similar = 0;
+        s2k_params = NULL;
 
         /*
          * We could use krb5_keysalt_iterate to replace this loop, or use