From patchwork Wed Oct 11 14:02:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 13417456 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7333B200C8; Wed, 11 Oct 2023 14:03:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="oK3IFg/p" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 32CB3C433CC; Wed, 11 Oct 2023 14:03:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1697032989; bh=k4v64vdXlavEo9kLUWLKxx3pHDNDWQxvczexvxtQbZ8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oK3IFg/pFE4zGL1/r/Ct+4u3hGS8StfN/uiWbC/n8TvbMVsHb3gKi7yzdteb91f67 Y8an+OreGiSvHgVCR6ykm3uODlHrl+zH57eCRnNVH2CQxUpRnLDHrjJX5l2p3pwcZ1 OEBucTPuvF9Pghus2KylDa9kV73fRw8MPf1naZO2zJXHC6IqVh5vwkV+kmLHGRZQeX 7hgEq0saCgubgmTWXvUedHbYkjt1In2YhFtgSUY8/iOfHfcaP2KBkU1mSXsrEZpBk/ 0KP9LX610aszxOye0d+NVcSLirMxUDPRPYgSakwWC7hGkR+o+ddsMgjMsBiEyw7r7m RbWV4f5ADf8qA== From: Arnd Bergmann To: Jakub Kicinski Cc: netdev@vger.kernel.org, Greg Kroah-Hartman , linux-wireless@vger.kernel.org, Johannes Berg , linux-wpan@vger.kernel.org, Michael Hennerich , Paolo Abeni , Eric Dumazet , "David S . Miller" , Rodolfo Zitellini , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Arnd Bergmann Subject: [PATCH v2 06/10] staging: rtl8712: remove unused legacy ioctl handlers Date: Wed, 11 Oct 2023 16:02:21 +0200 Message-Id: <20231011140225.253106-6-arnd@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231011140225.253106-1-arnd@kernel.org> References: <20231011140225.253106-1-arnd@kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Arnd Bergmann The .ndo_do_ioctl functions are never called, and can just be removed, especially since this is a staging driver. Reviewed-by: Greg Kroah-Hartman Signed-off-by: Arnd Bergmann --- drivers/staging/rtl8712/os_intfs.c | 1 - drivers/staging/rtl8712/osdep_intf.h | 2 - drivers/staging/rtl8712/rtl871x_ioctl_linux.c | 124 ------------------ 3 files changed, 127 deletions(-) diff --git a/drivers/staging/rtl8712/os_intfs.c b/drivers/staging/rtl8712/os_intfs.c index b18e6d9c832b8..121edffbd2507 100644 --- a/drivers/staging/rtl8712/os_intfs.c +++ b/drivers/staging/rtl8712/os_intfs.c @@ -191,7 +191,6 @@ static const struct net_device_ops rtl8712_netdev_ops = { .ndo_start_xmit = r8712_xmit_entry, .ndo_set_mac_address = r871x_net_set_mac_address, .ndo_get_stats = r871x_net_get_stats, - .ndo_do_ioctl = r871x_ioctl, }; struct net_device *r8712_init_netdev(void) diff --git a/drivers/staging/rtl8712/osdep_intf.h b/drivers/staging/rtl8712/osdep_intf.h index 9e75116c987ec..ce823030bfec2 100644 --- a/drivers/staging/rtl8712/osdep_intf.h +++ b/drivers/staging/rtl8712/osdep_intf.h @@ -27,6 +27,4 @@ struct intf_priv { struct completion io_retevt_comp; }; -int r871x_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); - #endif /*_OSDEP_INTF_H_*/ diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c index 36f6904d25abc..a4a34c9f00b84 100644 --- a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c +++ b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c @@ -36,8 +36,6 @@ #include #include -#define RTL_IOCTL_WPA_SUPPLICANT (SIOCIWFIRSTPRIV + 0x1E) - #define SCAN_ITEM_SIZE 768 #define MAX_CUSTOM_LEN 64 #define RATE_COUNT 4 @@ -2066,128 +2064,6 @@ static int r871x_wps_start(struct net_device *dev, return 0; } -static int wpa_set_param(struct net_device *dev, u8 name, u32 value) -{ - struct _adapter *padapter = netdev_priv(dev); - - switch (name) { - case IEEE_PARAM_WPA_ENABLED: - padapter->securitypriv.AuthAlgrthm = 2; /* 802.1x */ - switch ((value) & 0xff) { - case 1: /* WPA */ - padapter->securitypriv.ndisauthtype = - Ndis802_11AuthModeWPAPSK; /* WPA_PSK */ - padapter->securitypriv.ndisencryptstatus = - Ndis802_11Encryption2Enabled; - break; - case 2: /* WPA2 */ - padapter->securitypriv.ndisauthtype = - Ndis802_11AuthModeWPA2PSK; /* WPA2_PSK */ - padapter->securitypriv.ndisencryptstatus = - Ndis802_11Encryption3Enabled; - break; - } - break; - case IEEE_PARAM_TKIP_COUNTERMEASURES: - break; - case IEEE_PARAM_DROP_UNENCRYPTED: - /* HACK: - * - * wpa_supplicant calls set_wpa_enabled when the driver - * is loaded and unloaded, regardless of if WPA is being - * used. No other calls are made which can be used to - * determine if encryption will be used or not prior to - * association being expected. If encryption is not being - * used, drop_unencrypted is set to false, else true -- we - * can use this to determine if the CAP_PRIVACY_ON bit should - * be set. - */ - break; - case IEEE_PARAM_PRIVACY_INVOKED: - break; - case IEEE_PARAM_AUTH_ALGS: - return wpa_set_auth_algs(dev, value); - case IEEE_PARAM_IEEE_802_1X: - break; - case IEEE_PARAM_WPAX_SELECT: - /* added for WPA2 mixed mode */ - break; - default: - return -EOPNOTSUPP; - } - return 0; -} - -static int wpa_mlme(struct net_device *dev, u32 command, u32 reason) -{ - struct _adapter *padapter = netdev_priv(dev); - - switch (command) { - case IEEE_MLME_STA_DEAUTH: - if (!r8712_set_802_11_disassociate(padapter)) - return -1; - break; - case IEEE_MLME_STA_DISASSOC: - if (!r8712_set_802_11_disassociate(padapter)) - return -1; - break; - default: - return -EOPNOTSUPP; - } - return 0; -} - -static int wpa_supplicant_ioctl(struct net_device *dev, struct iw_point *p) -{ - struct ieee_param *param; - int ret = 0; - struct _adapter *padapter = netdev_priv(dev); - - if (p->length < sizeof(struct ieee_param) || !p->pointer) - return -EINVAL; - param = memdup_user(p->pointer, p->length); - if (IS_ERR(param)) - return PTR_ERR(param); - switch (param->cmd) { - case IEEE_CMD_SET_WPA_PARAM: - ret = wpa_set_param(dev, param->u.wpa_param.name, - param->u.wpa_param.value); - break; - case IEEE_CMD_SET_WPA_IE: - ret = r871x_set_wpa_ie(padapter, (char *)param->u.wpa_ie.data, - (u16)param->u.wpa_ie.len); - break; - case IEEE_CMD_SET_ENCRYPTION: - ret = wpa_set_encryption(dev, param, p->length); - break; - case IEEE_CMD_MLME: - ret = wpa_mlme(dev, param->u.mlme.command, - param->u.mlme.reason_code); - break; - default: - ret = -EOPNOTSUPP; - break; - } - if (ret == 0 && copy_to_user(p->pointer, param, p->length)) - ret = -EFAULT; - kfree(param); - return ret; -} - -/* based on "driver_ipw" and for hostapd */ -int r871x_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) -{ - struct iwreq *wrq = (struct iwreq *)rq; - - switch (cmd) { - case RTL_IOCTL_WPA_SUPPLICANT: - return wpa_supplicant_ioctl(dev, &wrq->u.data); - default: - return -EOPNOTSUPP; - } - return 0; -} - static iw_handler r8711_handlers[] = { NULL, /* SIOCSIWCOMMIT */ r8711_wx_get_name, /* SIOCGIWNAME */