diff options
| -rw-r--r-- | arch/arm/net/bpf_jit_32.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c index e22dc828420c..0a8b3d0903c4 100644 --- a/arch/arm/net/bpf_jit_32.c +++ b/arch/arm/net/bpf_jit_32.c @@ -1073,6 +1073,8 @@ static int emit_bpf_tail_call(struct jit_ctx *ctx) emit(ARM_CMP_R(r_index, tmp[1]), ctx); _emit(ARM_COND_CS, ARM_B(jmp_offset), ctx); + /* tmp2[1] = index */ + /* if (tail_call_cnt > MAX_TAIL_CALL_CNT) * goto out; * tail_call_cnt++; @@ -1093,9 +1095,8 @@ static int emit_bpf_tail_call(struct jit_ctx *ctx) */ BUILD_BUG_ON(imm8m(offsetof(struct bpf_array, ptrs)) < 0); off = imm8m(offsetof(struct bpf_array, ptrs)); - r_array = arm_bpf_get_reg32(r2[1], tmp2[1], ctx); + r_array = arm_bpf_get_reg32(r2[1], tmp2[0], ctx); emit(ARM_ADD_I(tmp[1], r_array, off), ctx); - r_index = arm_bpf_get_reg32(r3[1], tmp2[1], ctx); emit(ARM_LDR_R_SI(tmp[1], tmp[1], r_index, SRTYPE_ASL, 2), ctx); emit(ARM_CMP_I(tmp[1], 0), ctx); _emit(ARM_COND_EQ, ARM_B(jmp_offset), ctx); |