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[4.15.73.186]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-1247d91c541sm6261819c88.7.2026.01.23.15.23.11 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 23 Jan 2026 15:23:12 -0800 (PST) Message-ID: Date: Fri, 23 Jan 2026 15:23:10 -0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: davem@davemloft.net, kuba@kernel.org, jmaxwell37@gmail.com, dsahern@kernel.org, linux-decnet-user@lists.sourceforge.net Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org, bilbao@vt.edu From: Carlos Bilbao Subject: [PATCH] net: decnet: fix build error due to incompatible pointer type, in dn_dst_gc Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Update the signature of dn_dst_gc() to return void instead of int. This change is required because the .gc member of struct dst_ops was updated to a void return type in a previous commit [1]. This leads to the following build error: net/decnet/dn_route.c:132:10: error: initialization of 'void (*)(struct dst= _ops *)' from incompatible pointer type 'int (*)(struct dst_ops *)' [-Werro= r=3Dincompatible-pointer-types] Note that dst_alloc() inside net/core/dst.c was already updated to ignore the return value of this callback. [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/comm= it?id=3Daf6d10345ca76670c1b7c37799f0d5576ccef277 Fixes: af6d10345ca7 ("ipv6: remove max_size check inline with ipv4") Signed-off-by: Carlos Bilbao (Lambda) --- =C2=A0net/decnet/dn_route.c | 6 ++---- =C2=A01 file changed, 2 insertions(+), 4 deletions(-) diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c index 729d3de6020d..840a0e3852de 100644 --- a/net/decnet/dn_route.c +++ b/net/decnet/dn_route.c @@ -100,7 +100,7 @@ static const int dn_rt_mtu_expires =3D 10 * 60 * HZ; =C2=A0static unsigned long dn_rt_deadline; -static int dn_dst_gc(struct dst_ops *ops); +static void dn_dst_gc(struct dst_ops *ops); =C2=A0static struct dst_entry *dn_dst_check(struct dst_entry *, __u32); =C2=A0static unsigned int dn_dst_default_advmss(const struct dst_entry *dst= ); =C2=A0static unsigned int dn_dst_mtu(const struct dst_entry *dst); @@ -208,7 +208,7 @@ static void dn_dst_check_expire(struct timer_list *unus= ed) =C2=A0 =C2=A0 =C2=A0mod_timer(&dn_route_timer, now + decnet_dst_gc_interval= * HZ); =C2=A0} -static int dn_dst_gc(struct dst_ops *ops) +static void dn_dst_gc(struct dst_ops *ops) =C2=A0{ =C2=A0 =C2=A0 =C2=A0struct dn_route *rt; =C2=A0 =C2=A0 =C2=A0struct dn_route __rcu **rtp; @@ -236,8 +236,6 @@ static int dn_dst_gc(struct dst_ops *ops) =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0} =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0spin_unlock_bh(&dn_rt_hash_table[i].lock); =C2=A0 =C2=A0 =C2=A0} - -=C2=A0 =C2=A0 return 0; =C2=A0} =C2=A0/* -- 2.50.1 (Apple Git-155)