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, 1 insertions, 1 deletions

diff --git a/drivers/serial/dz.c b/drivers/serial/dz.c
index d31721f2744d..bbae5a220219 100644
--- a/drivers/serial/dz.c
+++ b/drivers/serial/dz.c
@@ -324,7 +324,7 @@ static inline void check_modem_status(struct dz_port *dport)
  */
 static irqreturn_t dz_interrupt(int irq, void *dev)
 {
-        struct dz_port *dport = (struct dz_port *)dev;
+        struct dz_port *dport = dev;
         unsigned short status;
 
         /* get the reason why we just got an irq */