nvidia_linux: Simplify fix for user namespace

nvidia_linux-5.4.97-368-460.39-0.bee

@@ -21,26 +21,16 @@ sourcesubdir_append kernel
 
 : ${BEE_TMP_TMPDIR:=/tmp}
 
+# fix tar option for user namespace usage (`unshare -U -r BEEFILE`)
+export TAR_OPTIONS=--no-same-owner
+
 mee_extract() {
     LINUXBUILDARCHIVE="${BEE_BUILDARCHIVEDIR}/${LINUXPKG}.beebuild.tar.bz2"
 
     print_info "extracting nvidia archive .."
 
-    # If we are run in a user namespace (unsahre -U -r) we have uid 0.
-    # tar, when started with uid 0, tries to restore file ownership from the
-    # archive per default, which we are not allowed to do.
-    #
-    # Use a wrapper to add option --no-same-owner to tar.
-
-    mkdir -p $F/tar-wrapper
-    cat >$F/tar-wrapper/tar <<'EOF'
-#! /usr/bin/bash
-exec /usr/bin/tar "$@" --no-same-owner
-EOF
-    chmod +x $F/tar-wrapper/tar
-
     start_cmd rmdir ${S}
-    PATH=$F/tar-wrapper:$PATH start_cmd sh ${F}/${NVIDIA_ARCHIVE} -x --target ${S}
+    start_cmd sh ${F}/${NVIDIA_ARCHIVE} -x --target ${S}
 
     if [ -d "/usr/src/linux/${LINUXPKG}/source" ] ; then
         LINUXSRCDIR="/usr/src/linux/${LINUXPKG}/source"