Merge tag 'kbuild-fixes-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull Kbuild fixes from Masahiro Yamada:
- fix memory corruption in scripts/kallsyms
- fix the vmlinux link stage to correctly update compile.h
* tag 'kbuild-fixes-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
kbuild: fix mismatch between .version and include/generated/compile.h
scripts/kallsyms: fix memory corruption caused by write over-run
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c
index a566d82..0133dfa 100644
--- a/scripts/kallsyms.c
+++ b/scripts/kallsyms.c
@@ -210,7 +210,7 @@
len = strlen(name) + 1;
- sym = malloc(sizeof(*sym) + len);
+ sym = malloc(sizeof(*sym) + len + 1);
if (!sym) {
fprintf(stderr, "kallsyms failure: "
"unable to allocate required amount of memory\n");
@@ -219,7 +219,7 @@
sym->addr = addr;
sym->len = len;
sym->sym[0] = type;
- memcpy(sym_name(sym), name, len);
+ strcpy(sym_name(sym), name);
sym->percpu_absolute = 0;
return sym;
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index 1919c31..dd484e9 100755
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -239,7 +239,7 @@
fi;
# final build of init/
-${MAKE} -f "${srctree}/scripts/Makefile.build" obj=init
+${MAKE} -f "${srctree}/scripts/Makefile.build" obj=init need-builtin=1
#link vmlinux.o
info LD vmlinux.o
