From df6d0f983a59c333bc2b0cb82b65441b34310cf7 Mon Sep 17 00:00:00 2001 From: Alexei Starovoitov Date: Fri, 6 Jun 2014 17:48:20 -0700 Subject: net: filter: fix nlattr and nlattr_nest BPF tests - 'struct nlattr' must be 2 byte aligned - provide big-endian input data for nlattr/nlattr_nest tests Signed-off-by: Alexei Starovoitov Acked-by: Daniel Borkmann Signed-off-by: David S. Miller --- lib/test_bpf.c | 34 +++++++++++++++++++++------------- 1 file changed, 21 insertions(+), 13 deletions(-) (limited to 'lib') diff --git a/lib/test_bpf.c b/lib/test_bpf.c index ea60ad8d5242..c579e0f58818 100644 --- a/lib/test_bpf.c +++ b/lib/test_bpf.c @@ -385,7 +385,7 @@ static struct bpf_test tests[] = { { "LD_NLATTR", .u.insns = { - BPF_STMT(BPF_LDX | BPF_IMM, 1), + BPF_STMT(BPF_LDX | BPF_IMM, 2), BPF_STMT(BPF_MISC | BPF_TXA, 0), BPF_STMT(BPF_LDX | BPF_IMM, 3), BPF_STMT(BPF_LD | BPF_W | BPF_ABS, @@ -393,42 +393,50 @@ static struct bpf_test tests[] = { BPF_STMT(BPF_RET | BPF_A, 0) }, CLASSIC, - { 0xff, 4, 0, 2, 0, 4, 0, 3, 0 }, - { { 4, 0 }, { 20, 5 } }, +#ifdef __BIG_ENDIAN + { 0xff, 0xff, 0, 4, 0, 2, 0, 4, 0, 3 }, +#else + { 0xff, 0xff, 4, 0, 2, 0, 4, 0, 3, 0 }, +#endif + { { 4, 0 }, { 20, 6 } }, }, { "LD_NLATTR_NEST", .u.insns = { - BPF_STMT(BPF_LD | BPF_IMM, 1), + BPF_STMT(BPF_LD | BPF_IMM, 2), BPF_STMT(BPF_LDX | BPF_IMM, 3), BPF_STMT(BPF_LD | BPF_W | BPF_ABS, SKF_AD_OFF + SKF_AD_NLATTR_NEST), - BPF_STMT(BPF_LD | BPF_IMM, 1), + BPF_STMT(BPF_LD | BPF_IMM, 2), BPF_STMT(BPF_LD | BPF_W | BPF_ABS, SKF_AD_OFF + SKF_AD_NLATTR_NEST), - BPF_STMT(BPF_LD | BPF_IMM, 1), + BPF_STMT(BPF_LD | BPF_IMM, 2), BPF_STMT(BPF_LD | BPF_W | BPF_ABS, SKF_AD_OFF + SKF_AD_NLATTR_NEST), - BPF_STMT(BPF_LD | BPF_IMM, 1), + BPF_STMT(BPF_LD | BPF_IMM, 2), BPF_STMT(BPF_LD | BPF_W | BPF_ABS, SKF_AD_OFF + SKF_AD_NLATTR_NEST), - BPF_STMT(BPF_LD | BPF_IMM, 1), + BPF_STMT(BPF_LD | BPF_IMM, 2), BPF_STMT(BPF_LD | BPF_W | BPF_ABS, SKF_AD_OFF + SKF_AD_NLATTR_NEST), - BPF_STMT(BPF_LD | BPF_IMM, 1), + BPF_STMT(BPF_LD | BPF_IMM, 2), BPF_STMT(BPF_LD | BPF_W | BPF_ABS, SKF_AD_OFF + SKF_AD_NLATTR_NEST), - BPF_STMT(BPF_LD | BPF_IMM, 1), + BPF_STMT(BPF_LD | BPF_IMM, 2), BPF_STMT(BPF_LD | BPF_W | BPF_ABS, SKF_AD_OFF + SKF_AD_NLATTR_NEST), - BPF_STMT(BPF_LD | BPF_IMM, 1), + BPF_STMT(BPF_LD | BPF_IMM, 2), BPF_STMT(BPF_LD | BPF_W | BPF_ABS, SKF_AD_OFF + SKF_AD_NLATTR_NEST), BPF_STMT(BPF_RET | BPF_A, 0) }, CLASSIC, - { 0xff, 12, 0, 1, 0, 4, 0, 2, 0, 4, 0, 3, 0 }, - { { 4, 0 }, { 20, 9 } }, +#ifdef __BIG_ENDIAN + { 0xff, 0xff, 0, 12, 0, 1, 0, 4, 0, 2, 0, 4, 0, 3 }, +#else + { 0xff, 0xff, 12, 0, 1, 0, 4, 0, 2, 0, 4, 0, 3, 0 }, +#endif + { { 4, 0 }, { 20, 10 } }, }, { "LD_PAYLOAD_OFF", -- cgit