};
 
 #ifndef CONFIG_SPARSE_IRQ
-struct timer_rand_state *irq_timer_state[NR_IRQS];
+
+static struct timer_rand_state *irq_timer_state[NR_IRQS];
+
+static struct timer_rand_state *get_timer_rand_state(unsigned int irq)
+{
+       return irq_timer_state[irq];
+}
+
+static void set_timer_rand_state(unsigned int irq,
+                                struct timer_rand_state *state)
+{
+       irq_timer_state[irq] = state;
+}
+
+#else
+
+static struct timer_rand_state *get_timer_rand_state(unsigned int irq)
+{
+       struct irq_desc *desc;
+
+       desc = irq_to_desc(irq);
+
+       return desc->timer_rand_state;
+}
+
+static void set_timer_rand_state(unsigned int irq,
+                                struct timer_rand_state *state)
+{
+       struct irq_desc *desc;
+
+       desc = irq_to_desc(irq);
+
+       desc->timer_rand_state = state;
+}
 #endif
 
 static struct timer_rand_state input_timer_state;
 {
        struct timer_rand_state *state;
 
-#ifndef CONFIG_SPARSE_IRQ
-       if (irq >= nr_irqs)
-               return;
-#endif
-
        state = get_timer_rand_state(irq);
 
        if (state)
 
 
 extern void rand_initialize_irq(int irq);
 
-struct timer_rand_state;
-#ifndef CONFIG_SPARSE_IRQ
-
-extern struct timer_rand_state *irq_timer_state[];
-
-static inline struct timer_rand_state *get_timer_rand_state(unsigned int irq)
-{
-       if (irq >= nr_irqs)
-               return NULL;
-
-       return irq_timer_state[irq];
-}
-
-static inline void set_timer_rand_state(unsigned int irq, struct timer_rand_state *state)
-{
-       if (irq >= nr_irqs)
-               return;
-
-       irq_timer_state[irq] = state;
-}
-
-#else
-
-#include <linux/irq.h>
-static inline struct timer_rand_state *get_timer_rand_state(unsigned int irq)
-{
-       struct irq_desc *desc;
-
-       desc = irq_to_desc(irq);
-
-       if (!desc)
-               return NULL;
-
-       return desc->timer_rand_state;
-}
-
-static inline void set_timer_rand_state(unsigned int irq, struct timer_rand_state *state)
-{
-       struct irq_desc *desc;
-
-       desc = irq_to_desc(irq);
-
-       if (!desc)
-               return;
-
-       desc->timer_rand_state = state;
-}
-#endif
-
-
 extern void add_input_randomness(unsigned int type, unsigned int code,
                                 unsigned int value);
 extern void add_interrupt_randomness(int irq);