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s390/bpf: Fix gotol with large offsets

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The gotol implementation uses a wrong data type for the offset: it
should be s32, not s16.

Fixes: c690191e23 ("s390/bpf: Implement unconditional jump with 32-bit offset")
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Acked-by: Yonghong Song <yonghong.song@linux.dev>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Link: https://lore.kernel.org/r/20240102193531.3169422-2-iii@linux.ibm.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Ilya Leoshkevich 2024-01-02 20:30:35 +01:00 • committed by Alexei Starovoitov
parent 98e20e5e13
commit ecba66cb36
1 changed files with 1 additions and 1 deletions
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2
arch/s390/net/bpf_jit_comp.c
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@ -779,7 +779,7 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp,
int i, bool extra_pass, u32 stack_depth)
{
struct bpf_insn *insn = &fp->insnsi[i];
s16 branch_oc_off = insn->off;
s32 branch_oc_off = insn->off;
u32 dst_reg = insn->dst_reg;
u32 src_reg = insn->src_reg;
int last, insn_count = 1;