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powerpc/ebpf32: Fix comment on BPF_ALU{64} | BPF_LSH | BPF_K

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Replace <<== by <<=

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/34d12a4f75cb8b53a925fada5e7ddddd3b145203.1618227846.git.christophe.leroy@csgroup.eu
This commit is contained in:
Christophe Leroy 2021-04-12 11:44:16 +00:00 committed by Michael Ellerman
parent 867e762480
commit d228cc4969
1 changed files with 2 additions and 2 deletions
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4
arch/powerpc/net/bpf_jit_comp32.c
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@ -559,12 +559,12 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context *
EMIT(PPC_RAW_SLW(dst_reg, dst_reg, src_reg));
EMIT(PPC_RAW_OR(dst_reg_h, dst_reg_h, __REG_R0));
break;
case BPF_ALU | BPF_LSH | BPF_K: /* (u32) dst <<== (u32) imm */
case BPF_ALU | BPF_LSH | BPF_K: /* (u32) dst <<= (u32) imm */
if (!imm)
break;
EMIT(PPC_RAW_SLWI(dst_reg, dst_reg, imm));
break;
case BPF_ALU64 | BPF_LSH | BPF_K: /* dst <<== imm */
case BPF_ALU64 | BPF_LSH | BPF_K: /* dst <<= imm */
if (imm < 0)
return -EINVAL;
if (!imm)