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Diffstat (limited to 'net')
-rw-r--r--net/core/filter.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/core/filter.c b/net/core/filter.c
index 356a251657a5..a1fe246a6147 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -1353,7 +1353,7 @@ static u64 bpf_skb_store_bytes(u64 r1, u64 r2, u64 r3, u64 r4, u64 flags)
unsigned int len = (unsigned int) r4;
void *ptr;
- if (unlikely(flags & ~(BPF_F_RECOMPUTE_CSUM)))
+ if (unlikely(flags & ~(BPF_F_RECOMPUTE_CSUM | BPF_F_INVALIDATE_HASH)))
return -EINVAL;
/* bpf verifier guarantees that:
@@ -1384,6 +1384,8 @@ static u64 bpf_skb_store_bytes(u64 r1, u64 r2, u64 r3, u64 r4, u64 flags)
if (flags & BPF_F_RECOMPUTE_CSUM)
skb_postpush_rcsum(skb, ptr, len);
+ if (flags & BPF_F_INVALIDATE_HASH)
+ skb_clear_hash(skb);
return 0;
}