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| author |   John Fastabend <john.fastabend@gmail.com> | 2018-04-25 14:22:45 -0700 |
|---|---|---|
| committer |   Daniel Borkmann <daniel@iogearbox.net> | 2018-04-25 23:27:46 +0200 |
| commit | 9c299a32ede98dc9faafb267034ed830a15304db (patch) | |
| tree | 97ed47611a2b875c6e46acfc719471fa96bdfe44 /tools | |
| parent | bpf, x64: fix JIT emission for dead code (diff) | |
| download | linux-dev-9c299a32ede98dc9faafb267034ed830a15304db.tar.xz linux-dev-9c299a32ede98dc9faafb267034ed830a15304db.zip | |
bpf: fix for lex/yacc build error with gcc-5
Fix build error found with Ubuntu shipped gcc-5
~/git/bpf/tools/bpf$ make all
Auto-detecting system features:
... libbfd: [ OFF ]
... disassembler-four-args: [ OFF ]
CC bpf_jit_disasm.o
LINK bpf_jit_disasm
CC bpf_dbg.o
/home/john/git/bpf/tools/bpf/bpf_dbg.c: In function ‘cmd_load’:
/home/john/git/bpf/tools/bpf/bpf_dbg.c:1077:13: warning: ‘cont’ may be used uninitialized in this function [-Wmaybe-uninitialized]
} else if (matches(subcmd, "pcap") == 0) {
^
LINK bpf_dbg
CC bpf_asm.o
make: *** No rule to make target `bpf_exp.yacc.o', needed by `bpf_asm'. Stop.
Fixes: 5a8997f20715 ("tools: bpf: respect output directory during build")
Signed-off-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/bpf/Makefile | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/bpf/Makefile b/tools/bpf/Makefile index 1ea545965ee3..53b60ad452f5 100644 --- a/tools/bpf/Makefile +++ b/tools/bpf/Makefile @@ -76,6 +76,8 @@ $(OUTPUT)bpf_asm: $(OUTPUT)bpf_asm.o $(OUTPUT)bpf_exp.yacc.o $(OUTPUT)bpf_exp.le $(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $^ $(OUTPUT)bpf_exp.lex.c: $(OUTPUT)bpf_exp.yacc.c +$(OUTPUT)bpf_exp.yacc.o: $(OUTPUT)bpf_exp.yacc.c +$(OUTPUT)bpf_exp.lex.o: $(OUTPUT)bpf_exp.lex.c clean: bpftool_clean $(call QUIET_CLEAN, bpf-progs) |