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[128.227.216.118]) by smtp.gmail.com with ESMTPSA id z75sm1507759vkd.5.2020.05.29.18.49.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 May 2020 18:49:04 -0700 (PDT) From: Changming X-Google-Original-From: Changming To: gregkh@linuxfoundation.org Cc: linux-usb@vger.kernel.org, thomas@winischhofer.net, Changming Liu Subject: [PATCH 5/6] USB: sisusbvga: change sisusb_read_mem_bulk Date: Fri, 29 May 2020 21:48:19 -0400 Message-Id: <20200530014820.9967-6-liu.changm@northeastern.edu> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200530014820.9967-1-liu.changm@northeastern.edu> References: <20200530014820.9967-1-liu.changm@northeastern.edu> Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org From: Changming Liu change sisusb_read_mem_bulk userbuffer,kernbuffer and local buf from char to u8. Also it's called by sisusb_read_memory sisusb_testreadwrite and sisusb_read. Change their parameter types accordingly. Signed-off-by: Changming Liu --- drivers/usb/misc/sisusbvga/sisusb.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c index 9e858530c4ed..1f21db40fdb5 100755 --- a/drivers/usb/misc/sisusbvga/sisusb.c +++ b/drivers/usb/misc/sisusbvga/sisusb.c @@ -1104,11 +1104,11 @@ static int sisusb_read_memio_long(struct sisusb_usb_data *sisusb, int type, } static int sisusb_read_mem_bulk(struct sisusb_usb_data *sisusb, u32 addr, - char *kernbuffer, int length, char __user *userbuffer, + u8 *kernbuffer, int length, u8 __user *userbuffer, ssize_t *bytes_read) { int ret = 0; - char buf[4]; + u8 buf[4]; u16 swap16; u32 swap32; @@ -1293,7 +1293,7 @@ int sisusb_copy_memory(struct sisusb_usb_data *sisusb, u8 *src, } #ifdef SISUSBENDIANTEST -static int sisusb_read_memory(struct sisusb_usb_data *sisusb, char *dest, +static int sisusb_read_memory(struct sisusb_usb_data *sisusb, u8 *dest, u32 src, int length) { size_t dummy; @@ -1308,7 +1308,7 @@ static int sisusb_read_memory(struct sisusb_usb_data *sisusb, char *dest, static void sisusb_testreadwrite(struct sisusb_usb_data *sisusb) { static u8 srcbuffer[] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77 }; - char destbuffer[10]; + u8 destbuffer[10]; int i, j; sisusb_copy_memory(sisusb, srcbuffer, sisusb->vrambase, 7); @@ -2479,7 +2479,7 @@ static int sisusb_release(struct inode *inode, struct file *file) return 0; } -static ssize_t sisusb_read(struct file *file, char __user *buffer, +static ssize_t sisusb_read(struct file *file, u8 __user *buffer, size_t count, loff_t *ppos) { struct sisusb_usb_data *sisusb; -- 2.17.1