fix gssapi issue

dovecot-2.3.11.3-gssapi.patch

@@ -0,0 +1,13 @@
+diff --git a/src/auth/mech-gssapi.c b/src/auth/mech-gssapi.c
+index f29e48da88..966273d388 100644
+--- a/src/auth/mech-gssapi.c
++++ b/src/auth/mech-gssapi.c
+@@ -735,7 +735,7 @@ mech_gssapi_auth_free(struct auth_request *request)
+ const struct mech_module mech_gssapi = {
+ 	"GSSAPI",
+ 
+-	.flags = 0,
++	.flags = MECH_SEC_ALLOW_NULS,
+ 	.passdb_need = MECH_PASSDB_NEED_NOTHING,
+ 
+ 	mech_gssapi_auth_new,

dovecot.spec

@@ -5,7 +5,7 @@ Name: dovecot
 Epoch: 1
 Version: 2.3.11.3
 %global prever %{nil}
-Release: 4%{?dist}
+Release: 5%{?dist}
 #dovecot itself is MIT, a few sources are PD, pigeonhole is LGPLv2
 License: MIT and LGPLv2
 
@@ -34,6 +34,7 @@ Patch9: dovecot-2.2.22-systemd_w_protectsystem.patch
 Patch10: dovecot-2.3.0.1-libxcrypt.patch
 Patch12: dovecot-2.3.11.3-ftbfs1.patch
 Patch13: dovecot-2.3.11.3-ftbfs2.patch
+Patch14: dovecot-2.3.11.3-gssapi.patch
 
 Source15: prestartscript
 
@@ -118,6 +119,7 @@ This package provides the development files for dovecot.
 #%patch10 -p1 -b .libxcrypt
 %patch12 -p1 -b .ftbfs1
 %patch13 -p1 -b .ftbfs2
+%patch14 -p1 -b .gssapi
 
 #pushd dovecot-2*3-pigeonhole-%{pigeonholever}
 #popd
@@ -439,6 +441,9 @@ make check
 %{_libdir}/%{name}/dict/libdriver_pgsql.so
 
 %changelog
+* Wed Sep 02 2020 Michal Hlavinka <mhlavink@redhat.com> - 1:2.3.11.3-5
+- fix gssapi issue
+
 * Wed Aug 26 2020 Michal Hlavinka <mhlavink@redhat.com> - 1:2.3.11.3-4
 - fix FTBFS on 32bit systems