[PATCH] remove unused tmp_buf_sem's

tmp_buf_sem sems to be a common name for something completely unused...

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de> ("usb portion")
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/ia64/hp/sim/simserial.c

@@ -108,7 +108,6 @@ static struct async_struct *IRQ_ports[NR_IRQS];
 static struct console *console;
 
 static unsigned char *tmp_buf;
-static DECLARE_MUTEX(tmp_buf_sem);
 
 extern struct console *console_drivers; /* from kernel/printk.c */