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arch/um/Makefile passes the -f option to the ln command:
linux: vmlinux
@echo ' LINK $@'
$(Q)ln -f $< $@
So, the hard link is always re-created, and the old one is removed
anyway.
Signed-off-by:
Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by:
Kees Cook <keescook@chromium.org>