crypto: arm64/aes-blk - honour iv_out requirement in CBC and CTR modes

Update the ARMv8 Crypto Extensions and the plain NEON AES implementations
in CBC and CTR modes to return the next IV back to the skcipher API client.
This is necessary for chaining to work correctly.

Note that for CTR, this is only done if the request is a round multiple of
the block size, since otherwise, chaining is impossible anyway.

Cc: <stable@vger.kernel.org> # v3.16+
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 2 insertions, 1 deletions

diff --git a/netsniff-ng.c b/netsniff-ng.c
index 984f9ca..05d1267 100644
--- a/netsniff-ng.c
+++ b/netsniff-ng.c
@@ -981,7 +981,8 @@ static void recv_only_or_dump(struct ctx *ctx)
 					panic("Write error to pcap!\n");
 			}
 
-			show_frame_hdr(hdr, ctx->print_mode);
+			show_frame_hdr(packet, hdr->tp_h.tp_snaplen,
+				       ctx->link_type, hdr, ctx->print_mode);
 
 			dissector_entry_point(packet, hdr->tp_h.tp_snaplen,
 					      ctx->link_type, ctx->print_mode);