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From:   Gavrilov Ilia <Ilia.Gavrilov@infotecs.ru>
To:     Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
CC:     Simon Horman <simon.horman@corigine.com>,
        Neil Horman <nhorman@tuxdriver.com>,
        Xin Long <lucien.xin@gmail.com>,
        "David S. Miller" <davem@davemloft.net>,
        Eric Dumazet <edumazet@google.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>,
        "linux-sctp@vger.kernel.org" <linux-sctp@vger.kernel.org>,
        "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "lvc-project@linuxtesting.org" <lvc-project@linuxtesting.org>
Subject: [PATCH net v3] sctp: remove unncessary check in
 sctp_sched_set_sched()
Thread-Topic: [PATCH net v3] sctp: remove unncessary check in
 sctp_sched_set_sched()
Thread-Index: AQHZfapjObQbDNSxlkamyq2whi4gYQ==
Date:   Wed, 3 May 2023 10:31:14 +0000
Message-ID: <20230503103108.3977352-1-Ilia.Gavrilov@infotecs.ru>
References: <ZFFNLtBYepvBzoPr@t14s.localdomain>
In-Reply-To: <ZFFNLtBYepvBzoPr@t14s.localdomain>
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The value of the 'sched' parameter of the function 'sctp_sched_set_sched'
is checked on the calling side, so the internal check can be removed

Found by InfoTeCS on behalf of Linux Verification Center
(linuxtesting.org) with SVACE.

Signed-off-by: Ilia.Gavrilov <Ilia.Gavrilov@infotecs.ru>
---
V2:
 - Change the order of local variables=20
 - Specify the target tree in the subject
V3:
 - Change description
 - Remove 'fixes'
 net/sctp/stream_sched.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/net/sctp/stream_sched.c b/net/sctp/stream_sched.c
index 330067002deb..52d308bdb469 100644
--- a/net/sctp/stream_sched.c
+++ b/net/sctp/stream_sched.c
@@ -155,9 +155,6 @@ int sctp_sched_set_sched(struct sctp_association *asoc,
 	if (old =3D=3D n)
 		return ret;
=20
-	if (sched > SCTP_SS_MAX)
-		return -EINVAL;
-
 	if (old)
 		sctp_sched_free_sched(&asoc->stream);
=20
--=20
2.30.2