diff options
| author | Dave Airlie <airlied@redhat.com> | 2024-12-19 11:59:43 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2024-12-19 12:00:02 +1000 |
| commit | 38e961097e04e7adfe1d3335e3371e97c1723064 (patch) | |
| tree | 40ffe2d6d45d668ed42fa28c270760f8967fcfba /kernel/bpf/core.c | |
| parent | 301e2772295e8de0cf8acdd9ddb1824b546375a5 (diff) | |
| parent | 78d4f34e2115b517bcbfe7ec0d018bbbb6f9b0b8 (diff) | |
Merge tag 'v6.13-rc3' into drm-next
Backmerge linux 6.13-rc3 as amd next has some dependencies on fixes in it.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'kernel/bpf/core.c')
| -rw-r--r-- | kernel/bpf/core.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c index a2327c4fdc8b..da729cbbaeb9 100644 --- a/kernel/bpf/core.c +++ b/kernel/bpf/core.c @@ -539,6 +539,8 @@ struct bpf_prog *bpf_patch_insn_single(struct bpf_prog *prog, u32 off, int bpf_remove_insns(struct bpf_prog *prog, u32 off, u32 cnt) { + int err; + /* Branch offsets can't overflow when program is shrinking, no need * to call bpf_adj_branches(..., true) here */ @@ -546,7 +548,9 @@ int bpf_remove_insns(struct bpf_prog *prog, u32 off, u32 cnt) sizeof(struct bpf_insn) * (prog->len - off - cnt)); prog->len -= cnt; - return WARN_ON_ONCE(bpf_adj_branches(prog, off, off + cnt, off, false)); + err = bpf_adj_branches(prog, off, off + cnt, off, false); + WARN_ON_ONCE(err); + return err; } static void bpf_prog_kallsyms_del_subprogs(struct bpf_prog *fp) @@ -2936,7 +2940,7 @@ void __weak bpf_jit_compile(struct bpf_prog *prog) { } -bool __weak bpf_helper_changes_pkt_data(void *func) +bool __weak bpf_helper_changes_pkt_data(enum bpf_func_id func_id) { return false; } |