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Revert "tls: rx: move counting TlsDecryptErrors for sync"

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commit a069a90554168ac4cc81af65f000557d2a8a0745 upstream.

This reverts commit 284b4d93daee56dff3e10029ddf2e03227f50dbf.
When using TLS device offload and coming from tls_device_reencrypt()
flow, -EBADMSG error in tls_do_decryption() should not be counted
towards the TLSTlsDecryptError counter.

Move the counter increase back to the decrypt_internal() call site in
decrypt_skb_update().
This also fixes an issue where:
	if (n_sgin < 1)
		return -EBADMSG;

Errors in decrypt_internal() were not counted after the cited patch.

Fixes: 284b4d93daee ("tls: rx: move counting TlsDecryptErrors for sync")
Cc: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Maxim Mikityanskiy <maximmi@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Gal Pressman <gal@nvidia.com>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Gal Pressman 2022-07-05 14:08:37 +03:00 committed by Greg Kroah-Hartman
parent 9d5932275b
commit cc5e34bc5b
1 changed files with 4 additions and 4 deletions
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8
net/tls/tls_sw.c
View File

@ -278,9 +278,6 @@ static int tls_do_decryption(struct sock *sk,
}
darg->async = false;
if (ret == -EBADMSG)
TLS_INC_STATS(sock_net(sk), LINUX_MIB_TLSDECRYPTERROR);
return ret;
}
@ -1585,8 +1582,11 @@ static int decrypt_skb_update(struct sock *sk, struct sk_buff *skb,
}
err = decrypt_internal(sk, skb, dest, NULL, darg);
if (err < 0)
if (err < 0) {
if (err == -EBADMSG)
TLS_INC_STATS(sock_net(sk), LINUX_MIB_TLSDECRYPTERROR);
return err;
}
if (darg->async)
goto decrypt_next;