In bpf_skb_load_helper_8_no_cache and bpf_skb_load_helper_16_no_cache they read a u16/u32 where actually these are __be16 and __be32.
Fix the following by making the types match: net/core/filter.c:215:32: warning: cast to restricted __be16 net/core/filter.c:215:32: warning: cast to restricted __be16 net/core/filter.c:215:32: warning: cast to restricted __be16 net/core/filter.c:215:32: warning: cast to restricted __be16 net/core/filter.c:215:32: warning: cast to restricted __be16 net/core/filter.c:215:32: warning: cast to restricted __be16 net/core/filter.c:215:32: warning: cast to restricted __be16 net/core/filter.c:215:32: warning: cast to restricted __be16 net/core/filter.c:242:32: warning: cast to restricted __be32 net/core/filter.c:242:32: warning: cast to restricted __be32 net/core/filter.c:242:32: warning: cast to restricted __be32 net/core/filter.c:242:32: warning: cast to restricted __be32 net/core/filter.c:242:32: warning: cast to restricted __be32 net/core/filter.c:242:32: warning: cast to restricted __be32 net/core/filter.c:242:32: warning: cast to restricted __be32 net/core/filter.c:242:32: warning: cast to restricted __be32 net/core/filter.c:242:32: warning: cast to restricted __be32 net/core/filter.c:242:32: warning: cast to restricted __be32 net/core/filter.c:242:32: warning: cast to restricted __be32 net/core/filter.c:242:32: warning: cast to restricted __be32 Signed-off-by: Ben Dooks <[email protected]> --- Cc: Alexei Starovoitov <[email protected]> Cc: Daniel Borkmann <[email protected]> Cc: Martin KaFai Lau <[email protected]> Cc: Song Liu <[email protected]> Cc: Yonghong Song <[email protected]> Cc: "David S. Miller" <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] --- net/core/filter.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/net/core/filter.c b/net/core/filter.c index f7338fee41f8..eefb1545b4c6 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -205,7 +205,7 @@ BPF_CALL_2(bpf_skb_load_helper_8_no_cache, const struct sk_buff *, skb, BPF_CALL_4(bpf_skb_load_helper_16, const struct sk_buff *, skb, const void *, data, int, headlen, int, offset) { - u16 tmp, *ptr; + __be16 tmp, *ptr; const int len = sizeof(tmp); if (offset >= 0) { @@ -232,7 +232,7 @@ BPF_CALL_2(bpf_skb_load_helper_16_no_cache, const struct sk_buff *, skb, BPF_CALL_4(bpf_skb_load_helper_32, const struct sk_buff *, skb, const void *, data, int, headlen, int, offset) { - u32 tmp, *ptr; + __be32 tmp, *ptr; const int len = sizeof(tmp); if (likely(offset >= 0)) { -- 2.23.0
