Remove pointless casts from void pointers

Mostly in and around irq handlers.

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: "Luck Tony" <tony.luck@intel.com>
Cc: Roman Zippel <zippel@linux-m68k.org>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Dmitry Torokhov <dtor@mail.ru>
Cc: Karsten Keil <kkeil@suse.de>
Acked-by: "John W. Linville" <linville@tuxdriver.com>
Cc: James Bottomley <James.Bottomley@steeleye.com>
Cc: David Brownell <david-b@pacbell.net>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Acked-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Acked-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/isdn/hardware/eicon/diva.c b/drivers/isdn/hardware/eicon/diva.c
index ffa2afa77c2f..1403a5458e68 100644
--- a/drivers/isdn/hardware/eicon/diva.c
+++ b/drivers/isdn/hardware/eicon/diva.c
@@ -515,12 +515,11 @@ diva_xdi_read(void *adapter, void *os_handle, void __user *dst,
 
 irqreturn_t diva_os_irq_wrapper(int irq, void *context)
 {
-        diva_os_xdi_adapter_t *a = (diva_os_xdi_adapter_t *) context;
+        diva_os_xdi_adapter_t *a = context;
         diva_xdi_clear_interrupts_proc_t clear_int_proc;
 
-        if (!a || !a->xdi_adapter.diva_isr_handler) {
+        if (!a || !a->xdi_adapter.diva_isr_handler)
                 return IRQ_NONE;
-        }
 
         if ((clear_int_proc = a->clear_interrupts_proc)) {
                 (*clear_int_proc) (a);