USB Gadget file_storage.c: remove unnecessary casts

Went looking through some usb stuff and found some unnecessary casts in
file_storage.c  This is part of the KernelJanitors TODO list.

Signed-off-by: John Daiker <daikerjohn@gmail.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c
index 027b315..f04a29a 100644 (file)
--- a/drivers/usb/gadget/file_storage.c
+++ b/drivers/usb/gadget/file_storage.c
@@ -1148,7 +1148,7 @@ static int ep0_queue(struct fsg_dev *fsg)
 
 static void ep0_complete(struct usb_ep *ep, struct usb_request *req)
 {
-       struct fsg_dev          *fsg = (struct fsg_dev *) ep->driver_data;
+       struct fsg_dev          *fsg = ep->driver_data;
 
        if (req->actual > 0)
                dump_msg(fsg, fsg->ep0req_name, req->buf, req->actual);
@@ -1170,8 +1170,8 @@ static void ep0_complete(struct usb_ep *ep, struct usb_request *req)
 
 static void bulk_in_complete(struct usb_ep *ep, struct usb_request *req)
 {
-       struct fsg_dev          *fsg = (struct fsg_dev *) ep->driver_data;
-       struct fsg_buffhd       *bh = (struct fsg_buffhd *) req->context;
+       struct fsg_dev          *fsg = ep->driver_data;
+       struct fsg_buffhd       *bh = req->context;
 
        if (req->status || req->actual != req->length)
                DBG(fsg, "%s --> %d, %u/%u\n", __FUNCTION__,
@@ -1190,8 +1190,8 @@ static void bulk_in_complete(struct usb_ep *ep, struct usb_request *req)
 
 static void bulk_out_complete(struct usb_ep *ep, struct usb_request *req)
 {
-       struct fsg_dev          *fsg = (struct fsg_dev *) ep->driver_data;
-       struct fsg_buffhd       *bh = (struct fsg_buffhd *) req->context;
+       struct fsg_dev          *fsg = ep->driver_data;
+       struct fsg_buffhd       *bh = req->context;
 
        dump_msg(fsg, "bulk-out", req->buf, req->actual);
        if (req->status || req->actual != bh->bulk_out_intended_length)
@@ -1214,8 +1214,8 @@ static void bulk_out_complete(struct usb_ep *ep, struct usb_request *req)
 #ifdef CONFIG_USB_FILE_STORAGE_TEST
 static void intr_in_complete(struct usb_ep *ep, struct usb_request *req)
 {
-       struct fsg_dev          *fsg = (struct fsg_dev *) ep->driver_data;
-       struct fsg_buffhd       *bh = (struct fsg_buffhd *) req->context;
+       struct fsg_dev          *fsg = ep->driver_data;
+       struct fsg_buffhd       *bh = req->context;
 
        if (req->status || req->actual != req->length)
                DBG(fsg, "%s --> %d, %u/%u\n", __FUNCTION__,
@@ -2577,7 +2577,7 @@ static int send_status(struct fsg_dev *fsg)
        }
 
        if (transport_is_bbb()) {
-               struct bulk_cs_wrap     *csw = (struct bulk_cs_wrap *) bh->buf;
+               struct bulk_cs_wrap     *csw = bh->buf;
 
                /* Store and send the Bulk-only CSW */
                csw->Signature = __constant_cpu_to_le32(USB_BULK_CS_SIG);
@@ -2596,8 +2596,7 @@ static int send_status(struct fsg_dev *fsg)
                return 0;
 
        } else {                        // USB_PR_CBI
-               struct interrupt_data   *buf = (struct interrupt_data *)
-                                               bh->buf;
+               struct interrupt_data   *buf = bh->buf;
 
                /* Store and send the Interrupt data.  UFI sends the ASC
                 * and ASCQ bytes.  Everything else sends a Type (which
@@ -2982,7 +2981,7 @@ static int do_scsi_command(struct fsg_dev *fsg)
 static int received_cbw(struct fsg_dev *fsg, struct fsg_buffhd *bh)
 {
        struct usb_request      *req = bh->outreq;
-       struct bulk_cb_wrap     *cbw = (struct bulk_cb_wrap *) req->buf;
+       struct bulk_cb_wrap     *cbw = req->buf;
 
        /* Was this a real packet? */
        if (req->status)
@@ -3428,7 +3427,7 @@ static void handle_exception(struct fsg_dev *fsg)
 
 static int fsg_main_thread(void *fsg_)
 {
-       struct fsg_dev          *fsg = (struct fsg_dev *) fsg_;
+       struct fsg_dev          *fsg = fsg_;
 
        /* Allow the thread to be killed by a signal, but set the signal mask
         * to block everything but INT, TERM, KILL, and USR1. */
@@ -3600,7 +3599,7 @@ static ssize_t show_ro(struct device *dev, struct device_attribute *attr, char *
 static ssize_t show_file(struct device *dev, struct device_attribute *attr, char *buf)
 {
        struct lun      *curlun = dev_to_lun(dev);
-       struct fsg_dev  *fsg = (struct fsg_dev *) dev_get_drvdata(dev);
+       struct fsg_dev  *fsg = dev_get_drvdata(dev);
        char            *p;
        ssize_t         rc;
 
@@ -3629,7 +3628,7 @@ static ssize_t store_ro(struct device *dev, struct device_attribute *attr, const
 {
        ssize_t         rc = count;
        struct lun      *curlun = dev_to_lun(dev);
-       struct fsg_dev  *fsg = (struct fsg_dev *) dev_get_drvdata(dev);
+       struct fsg_dev  *fsg = dev_get_drvdata(dev);
        int             i;
 
        if (sscanf(buf, "%d", &i) != 1)
@@ -3652,7 +3651,7 @@ static ssize_t store_ro(struct device *dev, struct device_attribute *attr, const
 static ssize_t store_file(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
        struct lun      *curlun = dev_to_lun(dev);
-       struct fsg_dev  *fsg = (struct fsg_dev *) dev_get_drvdata(dev);
+       struct fsg_dev  *fsg = dev_get_drvdata(dev);
        int             rc = 0;
 
        if (curlun->prevent_medium_removal && backing_file_is_open(curlun)) {
@@ -3700,7 +3699,7 @@ static void fsg_release(struct kref *ref)
 
 static void lun_release(struct device *dev)
 {
-       struct fsg_dev  *fsg = (struct fsg_dev *) dev_get_drvdata(dev);
+       struct fsg_dev  *fsg = dev_get_drvdata(dev);
 
        kref_put(&fsg->ref, fsg_release);
 }