From ee916b72cc6ec89adf68d5b538044ebb5edcdbbd Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Wed, 30 Oct 2013 12:22:52 +0100
Subject: [PATCH] Handle crypto modules with and without modaliases

If new kernels have modules split out, handle the case, where modules
have to modalias and just install them.

Also add the crypto drivers and names to host_modalias.
---
 dracut-functions.sh      | 14 ++++++++++----
 dracut.sh                |  5 +++++
 modules.d/01fips/fips.sh |  1 -
 3 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/dracut-functions.sh b/dracut-functions.sh
index 2e6e8456..38095ba4 100755
--- a/dracut-functions.sh
+++ b/dracut-functions.sh
@@ -1480,7 +1480,7 @@ dracut_kernel_post() {
 
 module_is_host_only() {
     local _mod=$1
-    local _modenc a i
+    local _modenc a i _k _s _v _aliases
     _mod=${_mod##*/}
     _mod=${_mod%.ko}
     _modenc=${_mod//-/_}
@@ -1497,19 +1497,25 @@ module_is_host_only() {
         # this covers the case, where a new module is introduced
         # or a module was renamed
         # or a module changed from builtin to a module
+
         if [[ -d /lib/modules/$kernel_current ]]; then
             # if the modinfo can be parsed, but the module
             # is not loaded, then we can safely return 1
             modinfo -F filename "$_mod" &>/dev/null && return 1
         fi
 
-        # Finally check all modalias, if we install for a kernel
-        # different from the current one
-        for a in $(modinfo -k $kernel -F alias $_mod 2>/dev/null); do
+        _aliases=$(modinfo -k $kernel -F alias $_mod 2>/dev/null)
+
+        # if the module has no aliases, install it
+        [[ $_aliases ]] || return 0
+
+        # finally check all modalias
+        for a in $_aliases; do
             for i in "${!host_modalias[@]}"; do
                 [[ $i == $a ]]  && return 0
             done
         done
+
     fi
 
     return 1
diff --git a/dracut.sh b/dracut.sh
index 173a259a..c6a388ab 100755
--- a/dracut.sh
+++ b/dracut.sh
@@ -968,6 +968,11 @@ if [[ $hostonly ]]; then
 
     rm -f -- "$initdir/.modalias"
 
+    while read _k _s _v; do
+        [ "$_k" != "name" -a "$_k" != "driver" ] && continue
+        host_modalias["$_v"]=1
+    done </proc/crypto
+
     # check /proc/modules
     declare -A host_modules
     while read m rest; do
diff --git a/modules.d/01fips/fips.sh b/modules.d/01fips/fips.sh
index f0a4c5c2..98dd1c2f 100755
--- a/modules.d/01fips/fips.sh
+++ b/modules.d/01fips/fips.sh
@@ -96,7 +96,6 @@ do_fips()
                 _found=0
                 while read _k _s _v; do
                     [ "$_k" != "name" -a "$_k" != "driver" ] && continue
-                    [ "$_k" = "driver" ] && _v=$(str_replace "$_v" "_" "-")
                     [ "$_v" != "$_module" ] && continue
                     _found=1
                     break