From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ej1-f43.google.com (mail-ej1-f43.google.com [209.85.218.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 086B8173 for ; Sat, 24 Jul 2021 20:55:47 +0000 (UTC) Received: by mail-ej1-f43.google.com with SMTP id e19so9091020ejs.9 for ; Sat, 24 Jul 2021 13:55:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:mime-version:content-disposition; bh=6uCQCRQPCT19AFCHKSbasFjoqzaU46ALDrk/HwseUHg=; b=d6yJVNEypat1rndFBJKM+v3nmwf5LgBiY9J9EAAmJmBw8dCk87cUQ6CDMpwu6E1MEk byFxlzKDGImIzhWoOkjmih/B9MzEa1fy9cIq/NzoDk4apMOKzn8tKQ6SAi68Zcy99GYg CnmhgIealop1K18b7c0bnN8xUCt04pB66ldwZ1AtjaHo1esCpvaH4kcaxKTB2DJB2ID5 c0ln3RY/M41H67hbMm+OEQ2PsQabujMK4bMYJH3fuF0+8lJkfKjq3QYjzE0WAkecOFUr tHZH5lN3/mFmHYcyPdm7G3Qd4/0U1ZZdHoqqdHxYGN9PB+F0L3KSZgHHOM+z2u+QrWh7 heBg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition; bh=6uCQCRQPCT19AFCHKSbasFjoqzaU46ALDrk/HwseUHg=; b=dqPdMI9Q3wl02M5VrJ7/pi10GEUM/521fPT/UdRynqKkbzMKCrKGPrKEjLnSAQYHVI hczPapv0zkWQPzy4MksPg98OZRL7nDueMtdYG9XxtMYzs3cuWiTzuLpo/rLBJqiXR/WJ WMwrL3B1iDsrBsV/rSLAOgMYfuwy+9CPiHyMztdN4ol3BIaL1ZSmmyBV0f3jk3Qizk9E LCK0f+nCf6EpDmibnRMx64Jj+hUG63ZzSpA1vlVAOuOA09vMNIKFtgwdnS0A+3wwk9tL nl3UMUS7ds2nqca+/QiZVy4tOViICMHWRDWsowfqgON2Y2vUfqPIUUGd9dAvjfJ7cJRQ zgHA== X-Gm-Message-State: AOAM530OVMa6Xjiy2m9zkdZYrgxuedgjXFRyeFmpoOgqhA9ewNIshdH4 KLmpkiCn9AB8KEXDc/BR4o0= X-Google-Smtp-Source: ABdhPJxc89QyHL4WWFW8E1PJmzYDAd71rLOlZ4bVOYb6DwnUrgGzA1xEho8+HXz3ikCwMxxGSz/gOQ== X-Received: by 2002:a17:906:cb8b:: with SMTP id mf11mr10382461ejb.297.1627160146271; Sat, 24 Jul 2021 13:55:46 -0700 (PDT) Received: from pc ([196.235.233.206]) by smtp.gmail.com with ESMTPSA id x13sm14569817edv.40.2021.07.24.13.55.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 24 Jul 2021 13:55:45 -0700 (PDT) Date: Sat, 24 Jul 2021 21:55:42 +0100 From: Salah Triki To: Greg Kroah-Hartman , Fabio Aiuto , Ross Schmidt , Marco Cesati , Brother Matthew De Angelis , "Gustavo A. R. Silva" , Ivan Safonov Cc: linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH] tablet: acecad: update the reference count of the usb interface structure Message-ID: <20210724205542.GA549014@pc> Precedence: bulk X-Mailing-List: linux-staging@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Use usb_get_intf() and usb_put_intf() in order to update the reference count of the usb interface structure. Signed-off-by: Salah Triki --- drivers/input/tablet/acecad.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/input/tablet/acecad.c b/drivers/input/tablet/acecad.c index a38d1fe97334..85fe134a30ee 100644 --- a/drivers/input/tablet/acecad.c +++ b/drivers/input/tablet/acecad.c @@ -151,7 +151,7 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_ goto fail2; } - acecad->intf = intf; + acecad->intf = usb_get_intf(intf); acecad->input = input_dev; if (dev->manufacturer) @@ -236,6 +236,9 @@ static void usb_acecad_disconnect(struct usb_interface *intf) input_unregister_device(acecad->input); usb_free_urb(acecad->irq); usb_free_coherent(udev, 8, acecad->data, acecad->data_dma); + + usb_put_intf(acecad->intf); + kfree(acecad); } -- 2.25.1