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-rw-r--r--arch/s390/net/bpf_jit_comp.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
index 1ff930167348..bb284419b0fd 100644
--- a/arch/s390/net/bpf_jit_comp.c
+++ b/arch/s390/net/bpf_jit_comp.c
@@ -389,10 +389,17 @@ static int bpf_jit_insn(struct bpf_jit *jit, struct sock_filter *filter,
389 EMIT4_DISP(0x5650d000, EMIT_CONST(K)); 389 EMIT4_DISP(0x5650d000, EMIT_CONST(K));
390 break; 390 break;
391 case BPF_S_ANC_ALU_XOR_X: /* A ^= X; */ 391 case BPF_S_ANC_ALU_XOR_X: /* A ^= X; */
392 case BPF_S_ALU_XOR_X:
392 jit->seen |= SEEN_XREG; 393 jit->seen |= SEEN_XREG;
393 /* xr %r5,%r12 */ 394 /* xr %r5,%r12 */
394 EMIT2(0x175c); 395 EMIT2(0x175c);
395 break; 396 break;
397 case BPF_S_ALU_XOR_K: /* A ^= K */
398 if (!K)
399 break;
400 /* x %r5,<d(K)>(%r13) */
401 EMIT4_DISP(0x5750d000, EMIT_CONST(K));
402 break;
396 case BPF_S_ALU_LSH_X: /* A <<= X; */ 403 case BPF_S_ALU_LSH_X: /* A <<= X; */
397 jit->seen |= SEEN_XREG; 404 jit->seen |= SEEN_XREG;
398 /* sll %r5,0(%r12) */ 405 /* sll %r5,0(%r12) */