commit 0b1654506039e614954e141aad3ceddb7018a2cb
Author: David Howells <dhowells@redhat.com>
Date:   Wed Apr 17 15:42:30 2019 +0100

    TEST: Apply test exclusions for RHEL-8
    
    RHEL-8 doesn't enable the DH/KDF code, so disable the tests on all RHEL
    distributions for now.
    
    Signed-off-by: David Howells <dhowells@redhat.com>

diff --git a/tests/prepare.inc.sh b/tests/prepare.inc.sh
index ab9ae4d..9c4adda 100644
--- a/tests/prepare.inc.sh
+++ b/tests/prepare.inc.sh
@@ -96,7 +96,10 @@ fi
 # Work out whether Diffie-Hellman is supported by the kernel
 #
 have_dh_compute=0
-if keyutils_at_or_later_than 1.5.10 && kernel_at_or_later_than 4.7-rc1
+if [ $OSDIST = RHEL ]
+then
+    :
+elif keyutils_at_or_later_than 1.5.10 && kernel_at_or_later_than 4.7-rc1
 then
     have_dh_compute=1
 fi