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Message-Id: <1459892201-21397-1-git-send-email-bastienphilbert@gmail.com>
Date:	Tue,  5 Apr 2016 17:36:41 -0400
From:	Bastien Philbert <bastienphilbert@...il.com>
To:	vyasevich@...il.com
Cc:	nhorman@...driver.com, davem@...emloft.net,
	linux-sctp@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] sctp: Fix error handling for switch statement case in the function sctp_cmd_interprete

This fixes error handling for the switch statement case
SCTP_CMD_SEND_PKT by making the error value of the call
to sctp_packet_transmit equal the variable error due to
this function being able to fail with a error code. In
addition allow the call to sctp_ootb_pkt_free afterwards
to free up the no longer in use sctp packet even if the
call to the function sctp_packet_transmit fails in order
to avoid a memory leak here for not freeing the sctp

Signed-off-by: Bastien Philbert <bastienphilbert@...il.com>
---
 net/sctp/sm_sideeffect.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index 7fe56d0..f3a8b58 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -1434,7 +1434,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
 		case SCTP_CMD_SEND_PKT:
 			/* Send a full packet to our peer.  */
 			packet = cmd->obj.packet;
-			sctp_packet_transmit(packet, gfp);
+			error = sctp_packet_transmit(packet, gfp);
 			sctp_ootb_pkt_free(packet);
 			break;
 
-- 
2.5.0

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