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Commit 8fc62e59 authored by Michal Marek's avatar Michal Marek
Browse files

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: default avatarChristian Kujau <lists@nerdbynature.de>
Signed-off-by: default avatarMichal Marek <mmarek@suse.cz>
parent 569658dd

scripts/depmod.sh

+6 −4
Original line number Diff line number Diff line
@@ -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"