Return-path: Received: from mail-pf0-f195.google.com ([209.85.192.195]:32959 "EHLO mail-pf0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932729AbdGKObE (ORCPT ); Tue, 11 Jul 2017 10:31:04 -0400 Received: by mail-pf0-f195.google.com with SMTP id e199so165148pfh.0 for ; Tue, 11 Jul 2017 07:31:04 -0700 (PDT) From: Amitkumar Karwar To: Kalle Valo Cc: linux-wireless@vger.kernel.org, Amitkumar Karwar , Prameela Rani Garnepudi Subject: [PATCH 1/3] rsi: use macro for allocating USB buffer Date: Tue, 11 Jul 2017 19:57:51 +0530 Message-Id: <1499783273-15428-1-git-send-email-amitkarwar@gmail.com> (sfid-20170711_163108_592263_31D2AF22) Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Amitkumar Karwar 4 bytes is fixed size for reading or writing USB register. We will use a macro instead of hardcoding this. Fixes: b97e9b94ad75c ("rsi: Add new host interface operations") Signed-off-by: Amitkumar Karwar --- drivers/net/wireless/rsi/rsi_91x_usb.c | 4 ++-- drivers/net/wireless/rsi/rsi_usb.h | 1 + 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c index 3febf24..99a520a 100644 --- a/drivers/net/wireless/rsi/rsi_91x_usb.c +++ b/drivers/net/wireless/rsi/rsi_91x_usb.c @@ -162,7 +162,7 @@ static int rsi_usb_reg_read(struct usb_device *usbdev, u8 *buf; int status = -ENOMEM; - buf = kmalloc(0x04, GFP_KERNEL); + buf = kmalloc(RSI_USB_CTRL_BUF_SIZE, GFP_KERNEL); if (!buf) return status; @@ -204,7 +204,7 @@ static int rsi_usb_reg_write(struct usb_device *usbdev, u8 *usb_reg_buf; int status = -ENOMEM; - usb_reg_buf = kmalloc(0x04, GFP_KERNEL); + usb_reg_buf = kmalloc(RSI_USB_CTRL_BUF_SIZE, GFP_KERNEL); if (!usb_reg_buf) return status; diff --git a/drivers/net/wireless/rsi/rsi_usb.h b/drivers/net/wireless/rsi/rsi_usb.h index 3babf81..891daea 100644 --- a/drivers/net/wireless/rsi/rsi_usb.h +++ b/drivers/net/wireless/rsi/rsi_usb.h @@ -37,6 +37,7 @@ #define BT_EP 2 #define RSI_USB_BUF_SIZE 4096 +#define RSI_USB_CTRL_BUF_SIZE 0x04 struct rsi_91x_usbdev { struct rsi_thread rx_thread; -- 2.7.4