kbuild: Do not write to builddir in modules_install

Let depmod.sh create a temporary directory in /tmp instead of writing to
the build directory as root. The mktemp utility should be available on
any recent system (and there is already scripts/gen_initramfs_list.sh
relying on it).

Reported-by: Christian Kujau <lists@nerdbynature.de>
Signed-off-by: Michal Marek <mmarek@suse.cz>
This commit is contained in:
Michal Marek 2011-07-12 11:54:48 +02:00
Родитель 569658dddf
Коммит 8fc62e5942
1 изменённых файлов: 6 добавлений и 4 удалений

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@ -21,13 +21,15 @@ fi
# older versions of depmod require the version string to start with three
# numbers, so we cheat with a symlink here
depmod_hack_needed=true
mkdir -p .tmp_depmod/lib/modules/$KERNELRELEASE
if "$DEPMOD" -b .tmp_depmod $KERNELRELEASE 2>/dev/null; then
if test -e .tmp_depmod/lib/modules/$KERNELRELEASE/modules.dep -o \
-e .tmp_depmod/lib/modules/$KERNELRELEASE/modules.dep.bin; then
tmp_dir=$(mktemp -d ${TMPDIR:-/tmp}/depmod.XXXXXX)
mkdir -p "$tmp_dir/lib/modules/$KERNELRELEASE"
if "$DEPMOD" -b "$tmp_dir" $KERNELRELEASE 2>/dev/null; then
if test -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep" -o \
-e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep.bin"; then
depmod_hack_needed=false
fi
fi
rm -rf "$tmp_dir"
if $depmod_hack_needed; then
symlink="$INSTALL_MOD_PATH/lib/modules/99.98.$KERNELRELEASE"
ln -s "$KERNELRELEASE" "$symlink"