USB: remove unnecessary type casting of urb->context

urb->context code cleanup

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

6 files changed, 14 insertions, 14 deletions

diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c
index 309c743a09d5..093938697426 100644
--- a/drivers/usb/misc/auerswald.c
+++ b/drivers/usb/misc/auerswald.c
@@ -284,7 +284,7 @@ static void auerchain_complete (struct urb * urb)
         int result;
 
         /* get pointer to element and to chain */
-        pauerchainelement_t acep = (pauerchainelement_t) urb->context;
+        pauerchainelement_t acep = urb->context;
         pauerchain_t         acp = acep->chain;
 
         /* restore original entries in urb */
@@ -594,7 +594,7 @@ ac_fail:/* free the elements */
 /* completion handler for synchronous chained URBs */
 static void auerchain_blocking_completion (struct urb *urb)
 {
-        pauerchain_chs_t pchs = (pauerchain_chs_t)urb->context;
+        pauerchain_chs_t pchs = urb->context;
         pchs->done = 1;
         wmb();
         wake_up (&pchs->wqh);
@@ -847,7 +847,7 @@ static int auerswald_status_retry (int status)
 /* Completion of asynchronous write block */
 static void auerchar_ctrlwrite_complete (struct urb * urb)
 {
-        pauerbuf_t bp = (pauerbuf_t) urb->context;
+        pauerbuf_t bp =  urb->context;
         pauerswald_t cp = ((pauerswald_t)((char *)(bp->list)-(unsigned long)(&((pauerswald_t)0)->bufctl)));
         dbg ("auerchar_ctrlwrite_complete called");
 
@@ -860,7 +860,7 @@ static void auerchar_ctrlwrite_complete (struct urb * urb)
 /* Completion handler for dummy retry packet */
 static void auerswald_ctrlread_wretcomplete (struct urb * urb)
 {
-        pauerbuf_t bp = (pauerbuf_t) urb->context;
+        pauerbuf_t bp = urb->context;
         pauerswald_t cp;
         int ret;
         int status = urb->status;
@@ -904,7 +904,7 @@ static void auerswald_ctrlread_complete (struct urb * urb)
         unsigned int  serviceid;
         pauerswald_t  cp;
         pauerscon_t   scp;
-        pauerbuf_t    bp  = (pauerbuf_t) urb->context;
+        pauerbuf_t bp = urb->context;
         int status = urb->status;
         int ret;
 
@@ -981,7 +981,7 @@ static void auerswald_int_complete (struct urb * urb)
         int ret;
         int status = urb->status;
         pauerbuf_t   bp = NULL;
-        pauerswald_t cp = (pauerswald_t) urb->context;
+        pauerswald_t cp = urb->context;
 
         dbg ("%s called", __func__);
 
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c
index 148b7fe639b2..ec88b3bfee46 100644
--- a/drivers/usb/misc/ftdi-elan.c
+++ b/drivers/usb/misc/ftdi-elan.c
@@ -746,7 +746,7 @@ static ssize_t ftdi_elan_read(struct file *file, char __user *buffer,
 
 static void ftdi_elan_write_bulk_callback(struct urb *urb)
 {
-        struct usb_ftdi *ftdi = (struct usb_ftdi *)urb->context;
+        struct usb_ftdi *ftdi = urb->context;
         int status = urb->status;
 
         if (status && !(status == -ENOENT || status == -ECONNRESET ||
diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
index 0a2549bc0540..1cb54a28347f 100644
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -154,7 +154,7 @@ MODULE_DEVICE_TABLE(usb, iowarrior_ids);
  */
 static void iowarrior_callback(struct urb *urb)
 {
-        struct iowarrior *dev = (struct iowarrior *)urb->context;
+        struct iowarrior *dev = urb->context;
         int intr_idx;
         int read_idx;
         int aux_idx;
@@ -230,7 +230,7 @@ static void iowarrior_write_callback(struct urb *urb)
         struct iowarrior *dev;
         int status = urb->status;
 
-        dev = (struct iowarrior *)urb->context;
+        dev = urb->context;
         /* sync/async unlink faults aren't errors */
         if (status &&
             !(status == -ENOENT ||
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index fae5b1730ba2..9370326a5940 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -753,7 +753,7 @@ exit:
  */
 static void tower_interrupt_in_callback (struct urb *urb)
 {
-        struct lego_usb_tower *dev = (struct lego_usb_tower *)urb->context;
+        struct lego_usb_tower *dev = urb->context;
         int status = urb->status;
         int retval;
 
@@ -810,7 +810,7 @@ exit:
  */
 static void tower_interrupt_out_callback (struct urb *urb)
 {
-        struct lego_usb_tower *dev = (struct lego_usb_tower *)urb->context;
+        struct lego_usb_tower *dev = urb->context;
         int status = urb->status;
 
         dbg(4, "%s: enter, status %d", __func__, status);
diff --git a/drivers/usb/misc/usblcd.c b/drivers/usb/misc/usblcd.c
index ada7bf898fe9..7f7021ee4189 100644
--- a/drivers/usb/misc/usblcd.c
+++ b/drivers/usb/misc/usblcd.c
@@ -185,7 +185,7 @@ static void lcd_write_bulk_callback(struct urb *urb)
         struct usb_lcd *dev;
         int status = urb->status;
 
-        dev = (struct usb_lcd *)urb->context;
+        dev = urb->context;
 
         /* sync/async unlink faults aren't errors */
         if (status &&
diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index 678fac86c467..a51983854ca0 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -201,7 +201,7 @@ found:
 
 static void simple_callback (struct urb *urb)
 {
-        complete ((struct completion *) urb->context);
+        complete(urb->context);
 }
 
 static struct urb *simple_alloc_urb (
@@ -1046,7 +1046,7 @@ static void unlink1_callback (struct urb *urb)
                 status = usb_submit_urb (urb, GFP_ATOMIC);
         if (status) {
                 urb->status = status;
-                complete ((struct completion *) urb->context);
+                complete(urb->context);
         }
 }