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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: Dongliang Mu , linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 1/2] wifi: ray_cs: remove one redundant del_timer Date: Thu, 16 Mar 2023 21:32:35 +0800 Message-Id: <20230316133236.556198-2-dzm91@hust.edu.cn> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230316133236.556198-1-dzm91@hust.edu.cn> References: <20230316133236.556198-1-dzm91@hust.edu.cn> MIME-Version: 1.0 X-FEAS-AUTH-USER: dzm91@hust.edu.cn X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_PASS, 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?1760531984984747075?= X-GMAIL-MSGID: =?utf-8?q?1760531984984747075?= In ray_detach, it and its child function ray_release both call del_timer(_sync) on the same timer. Fix this by removing the del_timer_sync in the ray_detach, and revising the del_timer to del_timer_sync. Signed-off-by: Dongliang Mu --- drivers/net/wireless/ray_cs.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c index 1f57a0055bbd..ce7911137014 100644 --- a/drivers/net/wireless/ray_cs.c +++ b/drivers/net/wireless/ray_cs.c @@ -322,7 +322,6 @@ static int ray_probe(struct pcmcia_device *p_dev) static void ray_detach(struct pcmcia_device *link) { struct net_device *dev; - ray_dev_t *local; dev_dbg(&link->dev, "ray_detach\n"); @@ -331,9 +330,6 @@ static void ray_detach(struct pcmcia_device *link) ray_release(link); - local = netdev_priv(dev); - del_timer_sync(&local->timer); - if (link->priv) { unregister_netdev(dev); free_netdev(dev); @@ -734,7 +730,7 @@ static void ray_release(struct pcmcia_device *link) dev_dbg(&link->dev, "ray_release\n"); - del_timer(&local->timer); + del_timer_sync(&local->timer); iounmap(local->sram); iounmap(local->rmem);