From 05dcf42744b95de932cc34fe28b1153a58c3cc64 Mon Sep 17 00:00:00 2001 From: Jisheng Zhang Date: Tue, 11 Jan 2022 00:52:08 +0800 Subject: [PATCH] riscv: bpf: Fix eBPF's exception tables eBPF's exception tables needs to be modified to relative synchronously. Suggested-by: Tong Tiangen Signed-off-by: Jisheng Zhang Fixes: 9aa50aea7e5b ("riscv: switch to relative extable and other improvements") Signed-off-by: Palmer Dabbelt --- arch/riscv/net/bpf_jit_comp64.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/riscv/net/bpf_jit_comp64.c b/arch/riscv/net/bpf_jit_comp64.c index 293dd6e171ed5..0bcda99d1d682 100644 --- a/arch/riscv/net/bpf_jit_comp64.c +++ b/arch/riscv/net/bpf_jit_comp64.c @@ -497,7 +497,7 @@ static int add_exception_handler(const struct bpf_insn *insn, offset = pc - (long)&ex->insn; if (WARN_ON_ONCE(offset >= 0 || offset < INT_MIN)) return -ERANGE; - ex->insn = pc; + ex->insn = offset; /* * Since the extable follows the program, the fixup offset is always -- 2.39.5