aklog: check ccache errors in get_user_realm

if there's an error finding the specified ccache, don't
bother continuing.

Change-Id: I344a06c66c426c5d14dbe08ce9da0431f095349d
Reviewed-on: http://gerrit.openafs.org/5069
Reviewed-by: Derrick Brashear <shadow@dementia.org>
Tested-by: Derrick Brashear <shadow@dementia.org>

diff --git a/src/aklog/aklog.c b/src/aklog/aklog.c
index e052d9bda445b96cdce056305cf61da9a56298ec..4d53ab4e4460cb8b6147f7ed0b7663da5219eb25 100644 (file)
--- a/src/aklog/aklog.c
+++ b/src/aklog/aklog.c
@@ -2126,8 +2126,11 @@ get_user_realm(krb5_context context, char **realm)
 
     *realm = NULL;
 
-    if (!_krb425_ccache)
-        krb5_cc_default(context, &_krb425_ccache);
+    if (!_krb425_ccache) {
+       r = krb5_cc_default(context, &_krb425_ccache);
+       if (r)
+           return r;
+    }
     if (!client_principal) {
        if (client) {
            r = krb5_parse_name(context, client,  &client_principal);