linux-kernel - [PATCH 1/3] powerpc/ebpf32: Fix comment on BPF_ALU{64} | BPF_LSH

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Date:   Mon, 12 Apr 2021 11:44:16 +0000 (UTC)
From:   Christophe Leroy <christophe.leroy@...roup.eu>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>, ast@...nel.org,
        daniel@...earbox.net, andrii@...nel.org, kafai@...com,
        songliubraving@...com, yhs@...com, john.fastabend@...il.com,
        kpsingh@...omium.org, naveen.n.rao@...ux.ibm.com,
        sandipan@...ux.ibm.com
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        netdev@...r.kernel.org, bpf@...r.kernel.org
Subject: [PATCH 1/3] powerpc/ebpf32: Fix comment on BPF_ALU{64} | BPF_LSH |
 BPF_K

Replace <<== by <<=

Signed-off-by: Christophe Leroy <christophe.leroy@...roup.eu>
---
 arch/powerpc/net/bpf_jit_comp32.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/net/bpf_jit_comp32.c b/arch/powerpc/net/bpf_jit_comp32.c
index 003843273b43..ca6fe1583460 100644
--- a/arch/powerpc/net/bpf_jit_comp32.c
+++ b/arch/powerpc/net/bpf_jit_comp32.c
@@ -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)
-- 
2.25.0