--- /dev/null
+commit 1d5f14acc3bacb96f7b8b300b3aeccd793552122
+Author: Andreas Schneider <asn@samba.org>
+AuthorDate: Wed Nov 27 17:21:01 2013 +0100
+Commit: Andreas Schneider <asn@samba.org>
+CommitDate: Wed Feb 5 11:44:51 2014 +0100
+
+ s3-lib: Fix %G substitution for domain users in smbd
+
+ BUG: https://bugzilla.samba.org/show_bug.cgi?id=10286
+ Signed-off-by: Andreas Schneider <asn@samba.org>
+ Reviewed-by: Christian Ambach <ambi@samba.org>
+
+ Autobuild-User(master): Christian Ambach <ambi@samba.org>
+ Autobuild-Date(master): Tue Dec 10 16:39:43 CET 2013 on sn-devel-104
+
+ (cherry picked from commit 8eef4ab79ec5fb7e96ad2f2ad6c9bf30db13a50d)
+---
+ source3/lib/substitute.c | 12 +++++++++++-
+ 1 file changed, 11 insertions(+), 1 deletion(-)
+
+diff --git a/source3/lib/substitute.c b/source3/lib/substitute.c
+index 10beed7..5f72a5d 100644
+--- a/source3/lib/substitute.c
++++ b/source3/lib/substitute.c
+@@ -605,10 +605,20 @@ static char *alloc_sub_basic(const char *smb_name, const char *domain_name,
+ break;
+ case 'G' : {
+ struct passwd *pass;
+- r = talloc_strdup(tmp_ctx, smb_name);
++
++ if (domain_name != NULL && domain_name[0] != '\0') {
++ r = talloc_asprintf(tmp_ctx,
++ "%s%c%s",
++ domain_name,
++ *lp_winbind_separator(),
++ smb_name);
++ } else {
++ r = talloc_strdup(tmp_ctx, smb_name);
++ }
+ if (r == NULL) {
+ goto error;
+ }
++
+ pass = Get_Pwnam_alloc(tmp_ctx, r);
+ if (pass != NULL) {
+ a_string = realloc_string_sub(