diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/bpf/jit.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/bpf/jit.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/jit.c b/drivers/net/ethernet/netronome/nfp/bpf/jit.c index 3a5c747fd12b..5deebbc18cfd 100644 --- a/drivers/net/ethernet/netronome/nfp/bpf/jit.c +++ b/drivers/net/ethernet/netronome/nfp/bpf/jit.c @@ -2676,6 +2676,20 @@ static int nfp_bpf_ustore_calc(u64 *prog, unsigned int len) return 0; } +static void nfp_bpf_prog_trim(struct nfp_prog *nfp_prog) +{ + void *prog; + + prog = kvmalloc_array(nfp_prog->prog_len, sizeof(u64), GFP_KERNEL); + if (!prog) + return; + + nfp_prog->__prog_alloc_len = nfp_prog->prog_len * sizeof(u64); + memcpy(prog, nfp_prog->prog, nfp_prog->__prog_alloc_len); + kvfree(nfp_prog->prog); + nfp_prog->prog = prog; +} + int nfp_bpf_jit(struct nfp_prog *nfp_prog) { int ret; @@ -2691,6 +2705,8 @@ int nfp_bpf_jit(struct nfp_prog *nfp_prog) return -EINVAL; } + nfp_bpf_prog_trim(nfp_prog); + return ret; } |