Re: [PATCH] Harden check for used modules in hostonly mode

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pushed

On 05/09/2010 08:23 PM, Andrey Borzenkov wrote:
Make sure that we do not accept module name which is substring of
some other module name. This resulted in piix being mistakenly loaded
together with ata_piix. It completely broke DVD access here.

Signed-off-by: Andrey Borzenkov<arvidjaar@xxxxxxx>

---

  dracut-functions |    2 +-
  1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/dracut-functions b/dracut-functions
index fdcfb7e..ebf09c0 100755
--- a/dracut-functions
+++ b/dracut-functions
@@ -502,7 +502,7 @@ instmods() {
  	        [[ -f $initdir/$1 ]]&&  { shift; continue; }
  		# If we are building a host-specific initramfs and this
  		# module is not already loaded, move on to the next one.
-		[[ $hostonly ]]&&  ! grep -q "${mod//-/_}" /proc/modules&&  \
+		[[ $hostonly ]]&&  ! grep -qe "\<${mod//-/_}\>" /proc/modules&&  \
  	        ! echo $add_drivers | grep -qe "\<${mod}\>"&&	{
  		    shift; continue;
  		}

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