krb5 commit: Clean up context after failed open in libkdb5

https://github.com/krb5/krb5/commit/849b7056e703bd3724d909263769ce190db59acc
commit 849b7056e703bd3724d909263769ce190db59acc
Author: Greg Hudson <[email protected]>
Date:   Wed Jun 23 16:57:39 2021 -0400

    Clean up context after failed open in libkdb5
    
    If krb5_db_open() or krb5_db_create() fails, release the dal_handle,
    as the caller is unlikely to call krb5_db_close() after a failure.

 src/lib/kdb/kdb5.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/src/lib/kdb/kdb5.c b/src/lib/kdb/kdb5.c
index 47e9b31..11e2430 100644
--- a/src/lib/kdb/kdb5.c
+++ b/src/lib/kdb/kdb5.c
@@ -675,6 +675,8 @@ krb5_db_open(krb5_context kcontext, char **db_args, int mode)
         return status;
     status = v->init_module(kcontext, section, db_args, mode);
     free(section);
+    if (status)
+        (void)krb5_db_fini(kcontext);
     return status;
 }
 
@@ -702,6 +704,8 @@ krb5_db_create(krb5_context kcontext, char **db_args)
         return status;
     status = v->create(kcontext, section, db_args);
     free(section);
+    if (status)
+        (void)krb5_db_fini(kcontext);
     return status;
 }