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| author | Ilya Leoshkevich <iii@linux.ibm.com> | 2023-02-20 17:37:56 +0100 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2023-02-22 22:08:52 +0100 |
| commit | df2ccc180a2e6f6e4343ebee99dcfab4f8af2816 (patch) | |
| tree | 322f1895b986f7b8d04bc9126c36a678727c2c49 /arch/riscv | |
| parent | LoongArch: BPF: Support mixing bpf2bpf and tailcalls (diff) | |
| download | linux-df2ccc180a2e6f6e4343ebee99dcfab4f8af2816.tar.xz linux-df2ccc180a2e6f6e4343ebee99dcfab4f8af2816.zip | |
bpf: Check for helper calls in check_subprogs()
The condition src_reg != BPF_PSEUDO_CALL && imm == BPF_FUNC_tail_call
may be satisfied by a kfunc call. This would lead to unnecessarily
setting has_tail_call. Use src_reg == 0 instead.
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Acked-by: Stanislav Fomichev <sdf@google.com>
Link: https://lore.kernel.org/r/20230220163756.753713-1-iii@linux.ibm.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'arch/riscv')
0 files changed, 0 insertions, 0 deletions