diff options
| author |   Jakub Kicinski <jakub.kicinski@netronome.com> | 2018-02-07 20:27:12 -0800 |
|---|---|---|
| committer |   Daniel Borkmann <daniel@iogearbox.net> | 2018-02-08 11:59:50 +0100 |
| commit | b7d99235473ad3a550f8eb05bd4469edadf1c8e6 (patch) | |
| tree | 0f897f1ba4aea853430402787fdd0d043f0f30a9 /drivers/net | |
| parent | selftests: bpf: test_kmod.sh: check the module path before insmod (diff) | |
| download | linux-dev-b7d99235473ad3a550f8eb05bd4469edadf1c8e6.tar.xz linux-dev-b7d99235473ad3a550f8eb05bd4469edadf1c8e6.zip | |
nfp: bpf: fix immed relocation for larger offsets
Immed relocation is missing a shift which means for larger
offsets the lower and higher part of the address would be
ORed together.
Fixes: ce4ebfd859c3 ("nfp: bpf: add helpers for updating immediate instructions")
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Jiong Wang <jiong.wang@netronome.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_asm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_asm.c b/drivers/net/ethernet/netronome/nfp/nfp_asm.c index 3f6952b66a49..1e597600c693 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_asm.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_asm.c @@ -107,7 +107,7 @@ u16 immed_get_value(u64 instr) if (!unreg_is_imm(reg)) reg = FIELD_GET(OP_IMMED_B_SRC, instr); - return (reg & 0xff) | FIELD_GET(OP_IMMED_IMM, instr); + return (reg & 0xff) | FIELD_GET(OP_IMMED_IMM, instr) << 8; } void immed_set_value(u64 *instr, u16 immed) |