x86: irqinit_32.c fix style problems

Impact: cleanup

Fix:

WARNING: Use #include <linux/io.h> instead of <asm/io.h>
WARNING: Use #include <linux/delay.h> instead of <asm/delay.h>
ERROR: trailing whitespace
WARNING: externs should be avoided in .c files
ERROR: space required after that ',' (ctx:VxV)
WARNING: space prohibited between function name and open parenthesis '('

total: 2 errors, 4 warnings

Signed-off-by: Jaswinder Singh Rajput <[e-mail]>
Signed-off-by: Ingo Molnar <[e-mail]>

arch/x86/kernel/irqinit_32.c

···
 #include <linux/kernel_stat.h>
 #include <linux/sysdev.h>
 #include <linux/bitops.h>
+#include <linux/io.h>
+#include <linux/delay.h>
 
 #include <asm/atomic.h>
 #include <asm/system.h>
-#include <asm/io.h>
 #include <asm/timer.h>
 #include <asm/pgtable.h>
-#include <asm/delay.h>
 #include <asm/desc.h>
 #include <asm/apic.h>
 #include <asm/arch_hooks.h>
 #include <asm/i8259.h>
-
+#include <asm/traps.h>
 
 
 /*
···
  * leads to races. IBM designers who came up with it should
  * be shot.
  */
- 
 
 static irqreturn_t math_error_irq(int cpl, void *dev_id)
 {
-	extern void math_error(void __user *);
-	outb(0,0xF0);
+	outb(0, 0xF0);
 	if (ignore_fpu_irq || !boot_cpu_data.hard_math)
 		return IRQ_NONE;
 	math_error((void __user *)get_irq_regs()->ip);
···
 	.name = "fpu",
 };
 
-void __init init_ISA_irqs (void)
+void __init init_ISA_irqs(void)
 {
 	int i;