From 662592c46a4561d517e2fa45e917e17824b658c9 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 2e6e845..38095ba 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 173a259..c6a388a 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 

+

     # 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 f0a4c5c..98dd1c2 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