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| author | Ander Juaristi <a@juaristi.eus> | 2019-08-17 13:17:52 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2019-08-26 11:01:00 +0200 |
| commit | a1b840adafcbdc27da2982e7305c342204b8cfd8 (patch) | |
| tree | cb6f52781580da3ff1e6efc0ac668ac2c69ffc83 /net/netfilter | |
| parent | 0846e1616f0f3365cea732e82e2383932fe644e5 (diff) | |
| download | linux-a1b840adafcbdc27da2982e7305c342204b8cfd8.tar.gz linux-a1b840adafcbdc27da2982e7305c342204b8cfd8.tar.bz2 linux-a1b840adafcbdc27da2982e7305c342204b8cfd8.zip | |
netfilter: nf_tables: Introduce new 64-bit helper register functions
Introduce new helper functions to load/store 64-bit values onto/from
registers:
- nft_reg_store64
- nft_reg_load64
This commit also re-orders all these helpers from smallest to largest
target bit size.
Signed-off-by: Ander Juaristi <a@juaristi.eus>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter')
| -rw-r--r-- | net/netfilter/nft_byteorder.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/net/netfilter/nft_byteorder.c b/net/netfilter/nft_byteorder.c index e06318428ea0..12bed3f7bbc6 100644 --- a/net/netfilter/nft_byteorder.c +++ b/net/netfilter/nft_byteorder.c @@ -43,14 +43,15 @@ void nft_byteorder_eval(const struct nft_expr *expr, switch (priv->op) { case NFT_BYTEORDER_NTOH: for (i = 0; i < priv->len / 8; i++) { - src64 = get_unaligned((u64 *)&src[i]); - put_unaligned_be64(src64, &dst[i]); + src64 = nft_reg_load64(&src[i]); + nft_reg_store64(&dst[i], be64_to_cpu(src64)); } break; case NFT_BYTEORDER_HTON: for (i = 0; i < priv->len / 8; i++) { - src64 = get_unaligned_be64(&src[i]); - put_unaligned(src64, (u64 *)&dst[i]); + src64 = (__force __u64) + cpu_to_be64(nft_reg_load64(&src[i])); + nft_reg_store64(&dst[i], src64); } break; } |