bpfilter: fix OUTPUT_FORMAT

CONFIG_OUTPUT_FORMAT is x86 only macro. Used objdump to extract elf file format. Fixes: d2ba09c ("net: add skeleton of bpfilter kernel module") Reported-by: David S. Miller <[email protected]> Signed-off-by: Alexei Starovoitov <[email protected]> Signed-off-by: David S. Miller <[email protected]>
fracktal · Jun 7, 2018 · 8d97ca6 · 8d97ca6
1 parent bf956be
commit 8d97ca6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/net/bpfilter/Makefile b/net/bpfilter/Makefile
@@ -21,7 +21,7 @@ endif
 # which bpfilter_kern.c passes further into umh blob loader at run-time
 quiet_cmd_copy_umh = GEN $@
       cmd_copy_umh = echo ':' > $(obj)/.bpfilter_umh.o.cmd; \
-      $(OBJCOPY) -I binary -O $(CONFIG_OUTPUT_FORMAT) \
+      $(OBJCOPY) -I binary -O `$(OBJDUMP) -f $<|grep format|cut -d' ' -f8` \
       -B `$(OBJDUMP) -f $<|grep architecture|cut -d, -f1|cut -d' ' -f2` \
       --rename-section .data=.init.rodata $< $@