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(unknown [120.245.132.192]) by zwqz-smtp-mta-g1-1 (Coremail) with SMTP id _____wC3bLHZmBZkflf2AQ--.3614S4; Sun, 19 Mar 2023 13:09:00 +0800 (CST) From: Lizhe To: wintera@linux.ibm.com, wenjia@linux.ibm.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com Cc: linux-s390@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Lizhe Subject: [PATCH v1] net/iucv: Remove redundant driver match function Date: Sun, 19 Mar 2023 13:08:40 +0800 Message-Id: <20230319050840.377727-1-sensor1010@163.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-CM-TRANSID: _____wC3bLHZmBZkflf2AQ--.3614S4 X-Coremail-Antispam: 1Uf129KBjvdXoW7Jr1kAr4DGr47Kr1kXrW5ZFb_yoW3ZFXE93 4xZFn7Wrn2k3Z7Jan7Z395ArnFka1kGF4rWw4Sqasayw18W348Xw4vqrsxta4YgrWrCFZ8 C3srJr4UA347WjkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7xRKSdyUUUUUU== X-Originating-IP: [120.245.132.192] X-CM-SenderInfo: 5vhq20jurqiii6rwjhhfrp/1tbiKBA3q17WMXDXKAAAsS X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1760775192700552051?= X-GMAIL-MSGID: =?utf-8?q?1760775192700552051?= If there is no driver match function, the driver core assumes that each candidate pair (driver, device) matches, see driver_match_device(). Drop the bus's match function that always returned 1 and so implements the same behaviour as when there is no match function Signed-off-by: Lizhe --- net/iucv/iucv.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c index fc3fddeb6f36..7dd15dead88e 100644 --- a/net/iucv/iucv.c +++ b/net/iucv/iucv.c @@ -62,14 +62,8 @@ #define IUCV_IPNORPY 0x10 #define IUCV_IPALL 0x80 -static int iucv_bus_match(struct device *dev, struct device_driver *drv) -{ - return 0; -} - struct bus_type iucv_bus = { .name = "iucv", - .match = iucv_bus_match, }; EXPORT_SYMBOL(iucv_bus);