diff options
Diffstat (limited to 'kernel/bpf')
| -rw-r--r-- | kernel/bpf/bpf_struct_ops.c | 2 | ||||
| -rw-r--r-- | kernel/bpf/cgroup.c | 8 | ||||
| -rw-r--r-- | kernel/bpf/helpers.c | 6 | ||||
| -rw-r--r-- | kernel/bpf/syscall.c | 1 |
4 files changed, 9 insertions, 8 deletions
diff --git a/kernel/bpf/bpf_struct_ops.c b/kernel/bpf/bpf_struct_ops.c index a41e6730edcf..278490683d28 100644 --- a/kernel/bpf/bpf_struct_ops.c +++ b/kernel/bpf/bpf_struct_ops.c @@ -1162,6 +1162,7 @@ bool bpf_struct_ops_get(const void *kdata) map = __bpf_map_inc_not_zero(&st_map->map, false); return !IS_ERR(map); } +EXPORT_SYMBOL_GPL(bpf_struct_ops_get); void bpf_struct_ops_put(const void *kdata) { @@ -1173,6 +1174,7 @@ void bpf_struct_ops_put(const void *kdata) bpf_map_put(&st_map->map); } +EXPORT_SYMBOL_GPL(bpf_struct_ops_put); u32 bpf_struct_ops_id(const void *kdata) { diff --git a/kernel/bpf/cgroup.c b/kernel/bpf/cgroup.c index 248f517d66d0..69988af44b37 100644 --- a/kernel/bpf/cgroup.c +++ b/kernel/bpf/cgroup.c @@ -1665,7 +1665,7 @@ EXPORT_SYMBOL(__cgroup_bpf_run_filter_sk); * returned value != 1 during execution. In all other cases, 0 is returned. */ int __cgroup_bpf_run_filter_sock_addr(struct sock *sk, - struct sockaddr *uaddr, + struct sockaddr_unsized *uaddr, int *uaddrlen, enum cgroup_bpf_attach_type atype, void *t_ctx, @@ -1676,7 +1676,7 @@ int __cgroup_bpf_run_filter_sock_addr(struct sock *sk, .uaddr = uaddr, .t_ctx = t_ctx, }; - struct sockaddr_storage unspec; + struct sockaddr_storage storage; struct cgroup *cgrp; int ret; @@ -1688,8 +1688,8 @@ int __cgroup_bpf_run_filter_sock_addr(struct sock *sk, return 0; if (!ctx.uaddr) { - memset(&unspec, 0, sizeof(unspec)); - ctx.uaddr = (struct sockaddr *)&unspec; + memset(&storage, 0, sizeof(storage)); + ctx.uaddr = (struct sockaddr_unsized *)&storage; ctx.uaddrlen = 0; } else { ctx.uaddrlen = *uaddrlen; diff --git a/kernel/bpf/helpers.c b/kernel/bpf/helpers.c index 07bfa72f9649..db72b96f9c8c 100644 --- a/kernel/bpf/helpers.c +++ b/kernel/bpf/helpers.c @@ -1893,10 +1893,8 @@ int __bpf_dynptr_write(const struct bpf_dynptr_kern *dst, u64 offset, void *src, return -EINVAL; return __bpf_xdp_store_bytes(dst->data, dst->offset + offset, src, len); case BPF_DYNPTR_TYPE_SKB_META: - if (flags) - return -EINVAL; - memmove(bpf_skb_meta_pointer(dst->data, dst->offset + offset), src, len); - return 0; + return __bpf_skb_meta_store_bytes(dst->data, dst->offset + offset, src, + len, flags); default: WARN_ONCE(true, "bpf_dynptr_write: unknown dynptr type %d\n", type); return -EFAULT; diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index 7561f66e3331..6589acc89ef8 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -1234,6 +1234,7 @@ int bpf_obj_name_cpy(char *dst, const char *src, unsigned int size) return src - orig_src; } +EXPORT_SYMBOL_GPL(bpf_obj_name_cpy); int map_check_no_btf(const struct bpf_map *map, const struct btf *btf, |