pull up r21909 from trunk

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 r21909 | ghudson | 2009-02-06 13:40:04 -0500 (Fri, 06 Feb 2009) | 9 lines
 Changed paths:
    M /trunk/src/lib/krb5/krb/walk_rtree.c

 ticket: 6375
 subject: Fix error handling in krb5_walk_realm_tree
 tags: pullup
 target_version: 1.7

 rtree_hier_realms was forgetting to assign the return value of
 krb5int_copy_data_contents to retval, which would cause a failure to
 notice out-of-memory conditions.

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https://github.com/krb5/krb5/commit/161882a7617a6d06953e3fff1bb72765f6832300
Commit By: tlyu
Revision: 22030
Changed Files:
U   branches/krb5-1-7/src/lib/krb5/krb/walk_rtree.c