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kbuild: error out if $(INSTALL_MOD_PATH) contains % or :

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If the directory path given to INSTALL_MOD_PATH contains % or :,
the module_install fails.

% is used in pattern rules, and : as the separator of dependencies.

Bail out with a clearer error message.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <n.schier@avm.de>
This commit is contained in:
Masahiro Yamada 2022-07-14 14:02:43 +09:00
parent 9a68fd7fd8
commit 84850dbbbe
1 changed files with 3 additions and 0 deletions
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3
scripts/Makefile.modinst
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@ -18,6 +18,9 @@ INSTALL_MOD_DIR ?= extra
dst := $(MODLIB)/$(INSTALL_MOD_DIR) dst := $(MODLIB)/$(INSTALL_MOD_DIR)
endif endif
$(foreach x, % :, $(if $(findstring $x, $(dst)), \
$(error module installation path cannot contain '$x')))
suffix-y := suffix-y :=
suffix-$(CONFIG_MODULE_COMPRESS_GZIP) := .gz suffix-$(CONFIG_MODULE_COMPRESS_GZIP) := .gz
suffix-$(CONFIG_MODULE_COMPRESS_XZ) := .xz suffix-$(CONFIG_MODULE_COMPRESS_XZ) := .xz