3 files changed, 10 insertions, 10 deletions

diff --git a/arch/m32r/kernel/setup_mappi.c b/arch/m32r/kernel/setup_mappi.c
index 67dbbdc9d111..6b2d77da0683 100644
--- a/arch/m32r/kernel/setup_mappi.c
+++ b/arch/m32r/kernel/setup_mappi.c
@@ -86,7 +86,7 @@ void __init init_IRQ(void)
         /* INT0 : LAN controller (RTL8019AS) */
         irq_desc[M32R_IRQ_INT0].status = IRQ_DISABLED;
         irq_desc[M32R_IRQ_INT0].chip = &mappi_irq_type;
-        irq_desc[M32R_IRQ_INT0].action = 0;
+        irq_desc[M32R_IRQ_INT0].action = NULL;
         irq_desc[M32R_IRQ_INT0].depth = 1;
         icu_data[M32R_IRQ_INT0].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10;
         disable_mappi_irq(M32R_IRQ_INT0);
@@ -95,7 +95,7 @@ void __init init_IRQ(void)
         /* MFT2 : system timer */
         irq_desc[M32R_IRQ_MFT2].status = IRQ_DISABLED;
         irq_desc[M32R_IRQ_MFT2].chip = &mappi_irq_type;
-        irq_desc[M32R_IRQ_MFT2].action = 0;
+        irq_desc[M32R_IRQ_MFT2].action = NULL;
         irq_desc[M32R_IRQ_MFT2].depth = 1;
         icu_data[M32R_IRQ_MFT2].icucr = M32R_ICUCR_IEN;
         disable_mappi_irq(M32R_IRQ_MFT2);
@@ -104,7 +104,7 @@ void __init init_IRQ(void)
         /* SIO0_R : uart receive data */
         irq_desc[M32R_IRQ_SIO0_R].status = IRQ_DISABLED;
         irq_desc[M32R_IRQ_SIO0_R].chip = &mappi_irq_type;
-        irq_desc[M32R_IRQ_SIO0_R].action = 0;
+        irq_desc[M32R_IRQ_SIO0_R].action = NULL;
         irq_desc[M32R_IRQ_SIO0_R].depth = 1;
         icu_data[M32R_IRQ_SIO0_R].icucr = 0;
         disable_mappi_irq(M32R_IRQ_SIO0_R);
@@ -112,7 +112,7 @@ void __init init_IRQ(void)
         /* SIO0_S : uart send data */
         irq_desc[M32R_IRQ_SIO0_S].status = IRQ_DISABLED;
         irq_desc[M32R_IRQ_SIO0_S].chip = &mappi_irq_type;
-        irq_desc[M32R_IRQ_SIO0_S].action = 0;
+        irq_desc[M32R_IRQ_SIO0_S].action = NULL;
         irq_desc[M32R_IRQ_SIO0_S].depth = 1;
         icu_data[M32R_IRQ_SIO0_S].icucr = 0;
         disable_mappi_irq(M32R_IRQ_SIO0_S);
@@ -120,7 +120,7 @@ void __init init_IRQ(void)
         /* SIO1_R : uart receive data */
         irq_desc[M32R_IRQ_SIO1_R].status = IRQ_DISABLED;
         irq_desc[M32R_IRQ_SIO1_R].chip = &mappi_irq_type;
-        irq_desc[M32R_IRQ_SIO1_R].action = 0;
+        irq_desc[M32R_IRQ_SIO1_R].action = NULL;
         irq_desc[M32R_IRQ_SIO1_R].depth = 1;
         icu_data[M32R_IRQ_SIO1_R].icucr = 0;
         disable_mappi_irq(M32R_IRQ_SIO1_R);
@@ -128,7 +128,7 @@ void __init init_IRQ(void)
         /* SIO1_S : uart send data */
         irq_desc[M32R_IRQ_SIO1_S].status = IRQ_DISABLED;
         irq_desc[M32R_IRQ_SIO1_S].chip = &mappi_irq_type;
-        irq_desc[M32R_IRQ_SIO1_S].action = 0;
+        irq_desc[M32R_IRQ_SIO1_S].action = NULL;
         irq_desc[M32R_IRQ_SIO1_S].depth = 1;
         icu_data[M32R_IRQ_SIO1_S].icucr = 0;
         disable_mappi_irq(M32R_IRQ_SIO1_S);
@@ -138,7 +138,7 @@ void __init init_IRQ(void)
         /* INT1 : pccard0 interrupt */
         irq_desc[M32R_IRQ_INT1].status = IRQ_DISABLED;
         irq_desc[M32R_IRQ_INT1].chip = &mappi_irq_type;
-        irq_desc[M32R_IRQ_INT1].action = 0;
+        irq_desc[M32R_IRQ_INT1].action = NULL;
         irq_desc[M32R_IRQ_INT1].depth = 1;
         icu_data[M32R_IRQ_INT1].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00;
         disable_mappi_irq(M32R_IRQ_INT1);
@@ -146,7 +146,7 @@ void __init init_IRQ(void)
         /* INT2 : pccard1 interrupt */
         irq_desc[M32R_IRQ_INT2].status = IRQ_DISABLED;
         irq_desc[M32R_IRQ_INT2].chip = &mappi_irq_type;
-        irq_desc[M32R_IRQ_INT2].action = 0;
+        irq_desc[M32R_IRQ_INT2].action = NULL;
         irq_desc[M32R_IRQ_INT2].depth = 1;
         icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN | M32R_ICUCR_ISMOD00;
         disable_mappi_irq(M32R_IRQ_INT2);
diff --git a/arch/m32r/kernel/smp.c b/arch/m32r/kernel/smp.c
index 722e21f556dc..360129174b2b 100644
--- a/arch/m32r/kernel/smp.c
+++ b/arch/m32r/kernel/smp.c
@@ -231,7 +231,7 @@ void smp_flush_tlb_all(void)
         local_irq_save(flags);
         __flush_tlb_all();
         local_irq_restore(flags);
-        smp_call_function(flush_tlb_all_ipi, 0, 1, 1);
+        smp_call_function(flush_tlb_all_ipi, NULL, 1, 1);
         preempt_enable();
 }
 
diff --git a/arch/m32r/kernel/traps.c b/arch/m32r/kernel/traps.c
index c1daf2c40c7c..97e0b1c0830e 100644
--- a/arch/m32r/kernel/traps.c
+++ b/arch/m32r/kernel/traps.c
@@ -268,7 +268,7 @@ static __inline__ void do_trap(int trapnr, int signr, const char * str,
 #define DO_ERROR(trapnr, signr, str, name) \
 asmlinkage void do_##name(struct pt_regs * regs, long error_code) \
 { \
-        do_trap(trapnr, signr, 0, regs, error_code, NULL); \
+        do_trap(trapnr, signr, NULL, regs, error_code, NULL); \
 }
 
 #define DO_ERROR_INFO(trapnr, signr, str, name, sicode, siaddr) \