krb5/Initialize-some-data-structure-magic-fields.patch

From 37b73dd837a05c14d422379b686b8a10de0083fa Mon Sep 17 00:00:00 2001
From: Robbie Harwood <rharwood@redhat.com>
Date: Thu, 2 May 2019 13:36:38 -0400
Subject: [PATCH] Initialize some data structure magic fields

Static analyzers may complain if they see a data structure copied with
an uninitialized field, even if the copy target won't use the field.
Add magic field initializers in three such places.

[ghudson@mit.edu: rewrote commit message]

(cherry picked from commit 551e88e76e537e45f6c80eadaefeb790994f83f9)
---
 src/lib/gssapi/krb5/util_cksum.c | 1 +
 src/lib/krb5/krb/authdata.c      | 8 ++------
 2 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/src/lib/gssapi/krb5/util_cksum.c b/src/lib/gssapi/krb5/util_cksum.c
index cfd585ec7..a1770774e 100644
--- a/src/lib/gssapi/krb5/util_cksum.c
+++ b/src/lib/gssapi/krb5/util_cksum.c
@@ -48,6 +48,7 @@ kg_checksum_channel_bindings(context, cb, cksum)
 
     cksum->checksum_type = CKSUMTYPE_RSA_MD5;
     cksum->length = sumlen;
+    cksum->magic = KV5M_CHECKSUM;
 
     /* generate a buffer full of zeros if no cb specified */
 
diff --git a/src/lib/krb5/krb/authdata.c b/src/lib/krb5/krb/authdata.c
index 7fbcfab68..3e7dfbe49 100644
--- a/src/lib/krb5/krb/authdata.c
+++ b/src/lib/krb5/krb/authdata.c
@@ -976,9 +976,7 @@ krb5_authdata_export_internal(krb5_context kcontext,
 
     *ptr = NULL;
 
-    name.length = strlen(module_name);
-    name.data = (char *)module_name;
-
+    name = make_data((char *)module_name, strlen(module_name));
     module = k5_ad_find_module(kcontext, context, AD_USAGE_MASK, &name);
     if (module == NULL)
         return ENOENT;
@@ -1005,9 +1003,7 @@ krb5_authdata_free_internal(krb5_context kcontext,
     krb5_data name;
     struct _krb5_authdata_context_module *module;
 
-    name.length = strlen(module_name);
-    name.data = (char *)module_name;
-
+    name = make_data((char *)module_name, strlen(module_name));
     module = k5_ad_find_module(kcontext, context, AD_USAGE_MASK, &name);
     if (module == NULL)
         return ENOENT;