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Diffstat (limited to 'arch/riscv/net/bpf_jit_comp32.c')
-rw-r--r--arch/riscv/net/bpf_jit_comp32.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/riscv/net/bpf_jit_comp32.c b/arch/riscv/net/bpf_jit_comp32.c
index e6497424cbf6..529a83b85c1c 100644
--- a/arch/riscv/net/bpf_jit_comp32.c
+++ b/arch/riscv/net/bpf_jit_comp32.c
@@ -799,11 +799,10 @@ static int emit_bpf_tail_call(int insn, struct rv_jit_context *ctx)
emit_bcc(BPF_JGE, lo(idx_reg), RV_REG_T1, off, ctx);
/*
- * temp_tcc = tcc - 1;
- * if (tcc < 0)
+ * if (--tcc < 0)
* goto out;
*/
- emit(rv_addi(RV_REG_T1, RV_REG_TCC, -1), ctx);
+ emit(rv_addi(RV_REG_TCC, RV_REG_TCC, -1), ctx);
off = ninsns_rvoff(tc_ninsn - (ctx->ninsns - start_insn));
emit_bcc(BPF_JSLT, RV_REG_TCC, RV_REG_ZERO, off, ctx);
@@ -829,7 +828,6 @@ static int emit_bpf_tail_call(int insn, struct rv_jit_context *ctx)
if (is_12b_check(off, insn))
return -1;
emit(rv_lw(RV_REG_T0, off, RV_REG_T0), ctx);
- emit(rv_addi(RV_REG_TCC, RV_REG_T1, 0), ctx);
/* Epilogue jumps to *(t0 + 4). */
__build_epilogue(true, ctx);
return 0;