mk: don't generate empty skel file

Signed-off-by: Menglong Dong <[email protected]>
OpenCloudOS · Oct 17, 2023 · 74069e1 · 74069e1
1 parent cea53aa
commit 74069e1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/common.mk b/common.mk
@@ -99,7 +99,7 @@ progs/%.o: progs/%.c $(BPF_EXTRA_DEP)
 	@file $@ | grep eBPF > /dev/null || (rm $@ && exit 1)
 
 %.skel.h: %.o
-	$(BPFTOOL) gen skeleton $< > $@
+	$(BPFTOOL) gen skeleton $< > $@ || (rm -r $@ && exit 1)
 
 $(bpf_progs): %: %.skel.h
 	@: