sub.in/stage1: remove empty lines from kernel modules list

Empty lines in this file will cause initrd generation. As a result of the failure, all modules are added to the initrd. See also commit 62cd397fdd4c6dd08773bf198a5a51ac533153a1

sub.in/stage1: remove empty lines from kernel modules list
accfdc64 · Anton Midyukov · 957ef651 · accfdc64
Commit accfdc64 authored Feb 11, 2022 by Anton Midyukov
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Makefile sub.in/stage1/Makefile +2 -1

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--- a/sub.in/stage1/Makefile
+++ b/sub.in/stage1/Makefile
@@ -54,7 +54,8 @@ GLOBAL_SQUASHFS := $(SQUASHFS)

 prepare-modules:
 	@echo $(foreach V,$(STAGE1_MODLISTS),$(wildcard modules.d/??-$(V))) \
-	| xargs -r -- cat >> $(LIST_MODULES)
+	| xargs -r -- cat >> $(LIST_MODULES); \
+	sed -i '/^$$/d' $(LIST_MODULES)

 # scripts prepare bootloader configuration, too
 # NB: we pass tested squashfs options for sub.in/stage2/Makefile to include