diff options
Diffstat (limited to 'arch/x86/net/bpf_jit_comp.c')
| -rw-r--r-- | arch/x86/net/bpf_jit_comp.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c index 32322ce9b405..f58939393eef 100644 --- a/arch/x86/net/bpf_jit_comp.c +++ b/arch/x86/net/bpf_jit_comp.c @@ -12,6 +12,7 @@ #include <linux/filter.h> #include <linux/if_vlan.h> #include <asm/cacheflush.h> +#include <asm/set_memory.h> #include <linux/bpf.h> int bpf_jit_enable __read_mostly; @@ -490,13 +491,6 @@ static int do_jit(struct bpf_prog *bpf_prog, int *addrs, u8 *image, break; case BPF_LD | BPF_IMM | BPF_DW: - if (insn[1].code != 0 || insn[1].src_reg != 0 || - insn[1].dst_reg != 0 || insn[1].off != 0) { - /* verifier must catch invalid insns */ - pr_err("invalid BPF_LD_IMM64 insn\n"); - return -EINVAL; - } - /* optimization: if imm64 is zero, use 'xor <dst>,<dst>' * to save 7 bytes. */ |