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| author | Rohit Maheshwari <rohitm@chelsio.com> | 2020-12-01 14:37:52 +0530 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2020-12-01 17:51:30 -0800 |
| commit | d31c080075232a37bf70ddc1fd9ea80433842f43 (patch) | |
| tree | c6ed7d5e8e40a0e273b1705472056a1ee6ace69b /net/tls | |
| parent | 3d2f670a87b4ef68faa34cf53f8cf2c6695f5e1a (diff) | |
| download | linux-d31c080075232a37bf70ddc1fd9ea80433842f43.tar.gz linux-d31c080075232a37bf70ddc1fd9ea80433842f43.tar.bz2 linux-d31c080075232a37bf70ddc1fd9ea80433842f43.zip | |
net/tls: make sure tls offload sets salt_size
Recent changes made to remove AES constants started using protocol
aware salt_size. ctx->prot_info's salt_size is filled in tls sw case,
but not in tls offload mode, and was working so far because of the
hard coded value was used.
Fixes: 6942a284fb3e ("net/tls: make inline helpers protocol-aware")
Signed-off-by: Rohit Maheshwari <rohitm@chelsio.com>
Link: https://lore.kernel.org/r/20201201090752.27355-1-rohitm@chelsio.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/tls')
| -rw-r--r-- | net/tls/tls_device.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c index 6cc9fe778356..f7fb7d2c1de1 100644 --- a/net/tls/tls_device.c +++ b/net/tls/tls_device.c @@ -998,7 +998,7 @@ static void tls_device_attach(struct tls_context *ctx, struct sock *sk, int tls_set_device_offload(struct sock *sk, struct tls_context *ctx) { - u16 nonce_size, tag_size, iv_size, rec_seq_size; + u16 nonce_size, tag_size, iv_size, rec_seq_size, salt_size; struct tls_context *tls_ctx = tls_get_ctx(sk); struct tls_prot_info *prot = &tls_ctx->prot_info; struct tls_record_info *start_marker_record; @@ -1039,6 +1039,7 @@ int tls_set_device_offload(struct sock *sk, struct tls_context *ctx) iv_size = TLS_CIPHER_AES_GCM_128_IV_SIZE; iv = ((struct tls12_crypto_info_aes_gcm_128 *)crypto_info)->iv; rec_seq_size = TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE; + salt_size = TLS_CIPHER_AES_GCM_128_SALT_SIZE; rec_seq = ((struct tls12_crypto_info_aes_gcm_128 *)crypto_info)->rec_seq; break; @@ -1059,6 +1060,7 @@ int tls_set_device_offload(struct sock *sk, struct tls_context *ctx) prot->tag_size = tag_size; prot->overhead_size = prot->prepend_size + prot->tag_size; prot->iv_size = iv_size; + prot->salt_size = salt_size; ctx->tx.iv = kmalloc(iv_size + TLS_CIPHER_AES_GCM_128_SALT_SIZE, GFP_KERNEL); if (!ctx->tx.iv) { |