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[140.117.167.143]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7c418e4f989sm7474745b3a.11.2025.11.21.21.11.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Nov 2025 21:11:29 -0800 (PST) From: Chia-Liang Wang X-Google-Original-From: Chia-Liang Wang To: edumazet@google.com, kuniyu@google.com, pabeni@redhat.com, willemb@google.com, davem@davemloft.net, kuba@kernel.org Cc: horms@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Chia-Liang Wang Subject: [PATCH] net: socket: add missing declaration for update_socket_protocol Date: Sat, 22 Nov 2025 13:10:21 +0800 Message-ID: <20251122051021.19709-1-a0979625527@icloud.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" When building with C=3D1, sparse reports the following warning: net/socket.c:1735:21: warning: symbol 'update_socket_protocol' was not decl= ared. Should it be static? The function update_socket_protocol() is defined as __weak, intended to be overwritten by architecture-specific implementations. Therefore, it cannot be static. Add a declaration in include/net/sock.h to fix this sparse warning. Signed-off-by: Chia-Liang Wang --- include/net/sock.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/net/sock.h b/include/net/sock.h index 60bcb13f045c..2081b6599edc 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -3103,4 +3103,6 @@ static inline bool sk_is_readable(struct sock *sk) =20 return false; } + +int update_socket_protocol(int family, int type, int protocol); #endif /* _SOCK_H */ --=20 2.43.0