kbuild: remove recent dependency on "truncate" program

Remove the recently-added dependency on the truncate program for
building the kernel. truncate is not available when building the kernel
under Yocto. It could be added, but it would be better just to avoid
the unnecessary dependency.

Fixes: 1472464c6248 ("kbuild: avoid scripts/kallsyms parsing /dev/null")
Signed-off-by: Tony Battersby <tonyb@cybernetics.com>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>

diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index 070a319140e893f9dd050307257bb91dbccf32b0..c27b4e969f205cd4dfffc4a5845e7865da5507f8 100755 (executable)
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -215,7 +215,7 @@ kallsymso=
 strip_debug=
 
 if is_enabled CONFIG_KALLSYMS; then
-       truncate -s0 .tmp_vmlinux.kallsyms0.syms
+       true > .tmp_vmlinux.kallsyms0.syms
        kallsyms .tmp_vmlinux.kallsyms0.syms .tmp_vmlinux0.kallsyms
 fi