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Diffstat (limited to 'net/ipv4/bpf_tcp_ca.c')
-rw-r--r--net/ipv4/bpf_tcp_ca.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv4/bpf_tcp_ca.c b/net/ipv4/bpf_tcp_ca.c
index d15c91de995f..4517d2bd186a 100644
--- a/net/ipv4/bpf_tcp_ca.c
+++ b/net/ipv4/bpf_tcp_ca.c
@@ -61,7 +61,9 @@ static bool bpf_tcp_ca_is_valid_access(int off, int size,
if (!bpf_tracing_btf_ctx_access(off, size, type, prog, info))
return false;
- if (info->reg_type == PTR_TO_BTF_ID && info->btf_id == sock_id)
+ if (base_type(info->reg_type) == PTR_TO_BTF_ID &&
+ !bpf_type_has_unsafe_modifiers(info->reg_type) &&
+ info->btf_id == sock_id)
/* promote it to tcp_sock */
info->btf_id = tcp_sock_id;