All of lore.kernel.org
 help / color / mirror / Atom feed
From: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
To: netdev@vger.kernel.org
Cc: linux-sctp@vger.kernel.org, Vlad Yasevich <vyasevich@gmail.com>,
	Neil Horman <nhorman@tuxdriver.com>
Subject: [PATCH RESEND net-next 2/5] sctp: reduce indent level in sctp_sf_shut_8_4_5
Date: Wed, 28 Dec 2016 09:26:32 -0200	[thread overview]
Message-ID: <516c622c83445125697aa64f6c28c6538a09a37d.1482924092.git.marcelo.leitner@gmail.com> (raw)
In-Reply-To: <cover.1482924092.git.marcelo.leitner@gmail.com>

Signed-off-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
---
 net/sctp/sm_statefuns.c | 58 ++++++++++++++++++++++++-------------------------
 1 file changed, 28 insertions(+), 30 deletions(-)

diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index 32587b1f84e729221965e270607fea7ef93a7430..a95915ef9dbabad30f6171f77b26feab61752f36 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -3501,45 +3501,43 @@ static sctp_disposition_t sctp_sf_shut_8_4_5(struct net *net,
 	struct sctp_chunk *shut;
 
 	packet = sctp_ootb_pkt_new(net, asoc, chunk);
+	if (!packet)
+		return SCTP_DISPOSITION_NOMEM;
 
-	if (packet) {
-		/* Make an SHUTDOWN_COMPLETE.
-		 * The T bit will be set if the asoc is NULL.
-		 */
-		shut = sctp_make_shutdown_complete(asoc, chunk);
-		if (!shut) {
-			sctp_ootb_pkt_free(packet);
-			return SCTP_DISPOSITION_NOMEM;
-		}
-
-		/* Reflect vtag if T-Bit is set */
-		if (sctp_test_T_bit(shut))
-			packet->vtag = ntohl(chunk->sctp_hdr->vtag);
+	/* Make an SHUTDOWN_COMPLETE.
+	 * The T bit will be set if the asoc is NULL.
+	 */
+	shut = sctp_make_shutdown_complete(asoc, chunk);
+	if (!shut) {
+		sctp_ootb_pkt_free(packet);
+		return SCTP_DISPOSITION_NOMEM;
+	}
 
-		/* Set the skb to the belonging sock for accounting.  */
-		shut->skb->sk = ep->base.sk;
+	/* Reflect vtag if T-Bit is set */
+	if (sctp_test_T_bit(shut))
+		packet->vtag = ntohl(chunk->sctp_hdr->vtag);
 
-		sctp_packet_append_chunk(packet, shut);
+	/* Set the skb to the belonging sock for accounting.  */
+	shut->skb->sk = ep->base.sk;
 
-		sctp_add_cmd_sf(commands, SCTP_CMD_SEND_PKT,
-				SCTP_PACKET(packet));
+	sctp_packet_append_chunk(packet, shut);
 
-		SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
+	sctp_add_cmd_sf(commands, SCTP_CMD_SEND_PKT,
+			SCTP_PACKET(packet));
 
-		/* If the chunk length is invalid, we don't want to process
-		 * the reset of the packet.
-		 */
-		if (!sctp_chunk_length_valid(chunk, sizeof(sctp_chunkhdr_t)))
-			return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
+	SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
 
-		/* We need to discard the rest of the packet to prevent
-		 * potential bomming attacks from additional bundled chunks.
-		 * This is documented in SCTP Threats ID.
-		 */
+	/* If the chunk length is invalid, we don't want to process
+	 * the reset of the packet.
+	 */
+	if (!sctp_chunk_length_valid(chunk, sizeof(sctp_chunkhdr_t)))
 		return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
-	}
 
-	return SCTP_DISPOSITION_NOMEM;
+	/* We need to discard the rest of the packet to prevent
+	 * potential bomming attacks from additional bundled chunks.
+	 * This is documented in SCTP Threats ID.
+	 */
+	return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
 }
 
 /*
-- 
2.9.3

WARNING: multiple messages have this Message-ID (diff)
From: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
To: netdev@vger.kernel.org
Cc: linux-sctp@vger.kernel.org, Vlad Yasevich <vyasevich@gmail.com>,
	Neil Horman <nhorman@tuxdriver.com>
Subject: [PATCH RESEND net-next 2/5] sctp: reduce indent level in sctp_sf_shut_8_4_5
Date: Wed, 28 Dec 2016 11:26:32 +0000	[thread overview]
Message-ID: <516c622c83445125697aa64f6c28c6538a09a37d.1482924092.git.marcelo.leitner@gmail.com> (raw)
In-Reply-To: <cover.1482924092.git.marcelo.leitner@gmail.com>

Signed-off-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
---
 net/sctp/sm_statefuns.c | 58 ++++++++++++++++++++++++-------------------------
 1 file changed, 28 insertions(+), 30 deletions(-)

diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index 32587b1f84e729221965e270607fea7ef93a7430..a95915ef9dbabad30f6171f77b26feab61752f36 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -3501,45 +3501,43 @@ static sctp_disposition_t sctp_sf_shut_8_4_5(struct net *net,
 	struct sctp_chunk *shut;
 
 	packet = sctp_ootb_pkt_new(net, asoc, chunk);
+	if (!packet)
+		return SCTP_DISPOSITION_NOMEM;
 
-	if (packet) {
-		/* Make an SHUTDOWN_COMPLETE.
-		 * The T bit will be set if the asoc is NULL.
-		 */
-		shut = sctp_make_shutdown_complete(asoc, chunk);
-		if (!shut) {
-			sctp_ootb_pkt_free(packet);
-			return SCTP_DISPOSITION_NOMEM;
-		}
-
-		/* Reflect vtag if T-Bit is set */
-		if (sctp_test_T_bit(shut))
-			packet->vtag = ntohl(chunk->sctp_hdr->vtag);
+	/* Make an SHUTDOWN_COMPLETE.
+	 * The T bit will be set if the asoc is NULL.
+	 */
+	shut = sctp_make_shutdown_complete(asoc, chunk);
+	if (!shut) {
+		sctp_ootb_pkt_free(packet);
+		return SCTP_DISPOSITION_NOMEM;
+	}
 
-		/* Set the skb to the belonging sock for accounting.  */
-		shut->skb->sk = ep->base.sk;
+	/* Reflect vtag if T-Bit is set */
+	if (sctp_test_T_bit(shut))
+		packet->vtag = ntohl(chunk->sctp_hdr->vtag);
 
-		sctp_packet_append_chunk(packet, shut);
+	/* Set the skb to the belonging sock for accounting.  */
+	shut->skb->sk = ep->base.sk;
 
-		sctp_add_cmd_sf(commands, SCTP_CMD_SEND_PKT,
-				SCTP_PACKET(packet));
+	sctp_packet_append_chunk(packet, shut);
 
-		SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
+	sctp_add_cmd_sf(commands, SCTP_CMD_SEND_PKT,
+			SCTP_PACKET(packet));
 
-		/* If the chunk length is invalid, we don't want to process
-		 * the reset of the packet.
-		 */
-		if (!sctp_chunk_length_valid(chunk, sizeof(sctp_chunkhdr_t)))
-			return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
+	SCTP_INC_STATS(net, SCTP_MIB_OUTCTRLCHUNKS);
 
-		/* We need to discard the rest of the packet to prevent
-		 * potential bomming attacks from additional bundled chunks.
-		 * This is documented in SCTP Threats ID.
-		 */
+	/* If the chunk length is invalid, we don't want to process
+	 * the reset of the packet.
+	 */
+	if (!sctp_chunk_length_valid(chunk, sizeof(sctp_chunkhdr_t)))
 		return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
-	}
 
-	return SCTP_DISPOSITION_NOMEM;
+	/* We need to discard the rest of the packet to prevent
+	 * potential bomming attacks from additional bundled chunks.
+	 * This is documented in SCTP Threats ID.
+	 */
+	return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
 }
 
 /*
-- 
2.9.3


  parent reply	other threads:[~2016-12-28 11:27 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-28 11:26 [PATCH RESEND net-next 0/5] SCTP cleanups Marcelo Ricardo Leitner
2016-12-28 11:26 ` Marcelo Ricardo Leitner
2016-12-28 11:26 ` [PATCH RESEND net-next 1/5] sctp: reduce indent level at sctp_sf_tabort_8_4_8 Marcelo Ricardo Leitner
2016-12-28 11:26   ` Marcelo Ricardo Leitner
2016-12-28 11:26 ` Marcelo Ricardo Leitner [this message]
2016-12-28 11:26   ` [PATCH RESEND net-next 2/5] sctp: reduce indent level in sctp_sf_shut_8_4_5 Marcelo Ricardo Leitner
2016-12-28 11:26 ` [PATCH RESEND net-next 3/5] sctp: simplify addr copy Marcelo Ricardo Leitner
2016-12-28 11:26   ` Marcelo Ricardo Leitner
2016-12-28 11:26 ` [PATCH RESEND net-next 4/5] sctp: remove return value from sctp_packet_init/config Marcelo Ricardo Leitner
2016-12-28 11:26   ` Marcelo Ricardo Leitner
2016-12-28 11:26 ` [PATCH RESEND net-next 5/5] sctp: sctp_chunk_length_valid should return bool Marcelo Ricardo Leitner
2016-12-28 11:26   ` Marcelo Ricardo Leitner
2016-12-28 19:08 ` [PATCH RESEND net-next 0/5] SCTP cleanups David Miller
2016-12-28 19:08   ` David Miller

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=516c622c83445125697aa64f6c28c6538a09a37d.1482924092.git.marcelo.leitner@gmail.com \
    --to=marcelo.leitner@gmail.com \
    --cc=linux-sctp@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=nhorman@tuxdriver.com \
    --cc=vyasevich@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.