MIPS: Remove useless zero initializations.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/boot/elf2ecoff.c

@@ -59,8 +59,8 @@ struct sect {
 };
 
 int *symTypeTable;
-int must_convert_endian = 0;
-int format_bigendian = 0;
+int must_convert_endian;
+int format_bigendian;
 
 static void copy(int out, int in, off_t offset, off_t size)
 {

arch/mips/dec/prom/memory.c

@@ -18,7 +18,7 @@
 #include <asm/sections.h>
 
 
-volatile unsigned long mem_err = 0;	/* So we know an error occurred */
+volatile unsigned long mem_err;		/* So we know an error occurred */
 
 /*
  * Probe memory in 4MB chunks, waiting for an error to tell us we've fallen

arch/mips/emma/markeins/setup.c

@@ -32,7 +32,7 @@
 
 extern void markeins_led(const char *);
 
-static int bus_frequency = 0;
+static int bus_frequency;
 
 static void markeins_machine_restart(char *command)
 {

arch/mips/fw/cfe/cfe_api.c

@@ -45,8 +45,8 @@ int cfe_iocb_dispatch(struct cfe_xiocb *xiocb);
  * passed in two registers each, and CFE expects one.
  */
 
-static int (*cfe_dispfunc) (intptr_t handle, intptr_t xiocb) = 0;
-static u64 cfe_handle = 0;
+static int (*cfe_dispfunc) (intptr_t handle, intptr_t xiocb);
+static u64 cfe_handle;
 
 int cfe_init(u64 handle, u64 ept)
 {

arch/mips/kernel/cpu-bugs64.c

@@ -167,7 +167,7 @@ static inline void check_mult_sh(void)
 	panic(bug64hit, !R4000_WAR ? r4kwar : nowar);
 }
 
-static volatile int daddi_ov __cpuinitdata = 0;
+static volatile int daddi_ov __cpuinitdata;
 
 asmlinkage void __init do_daddi_ov(struct pt_regs *regs)
 {

arch/mips/kernel/cpu-probe.c

@@ -31,7 +31,7 @@
  * The wait instruction stops the pipeline and reduces the power consumption of
  * the CPU very much.
  */
-void (*cpu_wait)(void) = NULL;
+void (*cpu_wait)(void);
 
 static void r3081_wait(void)
 {
@@ -112,7 +112,7 @@ static void au1k_wait(void)
 		: : "r" (au1k_wait));
 }
 
-static int __initdata nowait = 0;
+static int __initdata nowait;
 
 static int __init wait_disable(char *s)
 {

arch/mips/kernel/kspd.c

@@ -31,7 +31,7 @@
 #include <asm/rtlx.h>
 #include <asm/kspd.h>
 
-static struct workqueue_struct *workqueue = NULL;
+static struct workqueue_struct *workqueue;
 static struct work_struct work;
 
 extern unsigned long cpu_khz;
@@ -58,7 +58,7 @@ struct mtsp_syscall_generic {
 };
 
 static struct list_head kspd_notifylist;
-static int sp_stopping = 0;
+static int sp_stopping;
 
 /* these should match with those in the SDE kit */
 #define MTSP_SYSCALL_BASE	0
@@ -328,7 +328,7 @@ static void sp_cleanup(void)
 	sys_chdir("/");
 }
 
-static int channel_open = 0;
+static int channel_open;
 
 /* the work handler */
 static void sp_work(struct work_struct *unused)

arch/mips/kernel/mips-mt-fpaff.c

@@ -18,7 +18,7 @@
 cpumask_t mt_fpu_cpumask;
 
 static int fpaff_threshold = -1;
-unsigned long mt_fpemul_threshold = 0;
+unsigned long mt_fpemul_threshold;
 
 /*
  * Replacement functions for the sys_sched_setaffinity() and

arch/mips/kernel/mips-mt.c

@@ -125,10 +125,10 @@ void mips_mt_regdump(unsigned long mvpctl)
 	local_irq_restore(flags);
 }
 
-static int mt_opt_norps = 0;
+static int mt_opt_norps;
 static int mt_opt_rpsctl = -1;
 static int mt_opt_nblsu = -1;
-static int mt_opt_forceconfig7 = 0;
+static int mt_opt_forceconfig7;
 static int mt_opt_config7 = -1;
 
 static int __init rps_disable(char *s)
@@ -161,8 +161,8 @@ static int __init config7_set(char *str)
 __setup("config7=", config7_set);
 
 /* Experimental cache flush control parameters that should go away some day */
-int mt_protiflush = 0;
-int mt_protdflush = 0;
+int mt_protiflush;
+int mt_protdflush;
 int mt_n_iflushes = 1;
 int mt_n_dflushes = 1;
 
@@ -194,7 +194,7 @@ static int __init ndflush(char *s)
 }
 __setup("ndflush=", ndflush);
 
-static unsigned int itc_base = 0;
+static unsigned int itc_base;
 
 static int __init set_itc_base(char *str)
 {

arch/mips/kernel/rtlx.c

@@ -57,7 +57,7 @@ static struct chan_waitqueues {
 } channel_wqs[RTLX_CHANNELS];
 
 static struct vpe_notifications notify;
-static int sp_stopping = 0;
+static int sp_stopping;
 
 extern void *vpe_get_shared(int index);
 

arch/mips/kernel/setup.c

@@ -441,7 +441,7 @@ static void __init bootmem_init(void)
  * initialization hook for anything else was introduced.
  */
 
-static int usermem __initdata = 0;
+static int usermem __initdata;
 
 static int __init early_parse_mem(char *p)
 {

arch/mips/kernel/smtc.c

@@ -95,14 +95,14 @@ void init_smtc_stats(void);
 
 /* Global SMTC Status */
 
-unsigned int smtc_status = 0;
+unsigned int smtc_status;
 
 /* Boot command line configuration overrides */
 
 static int vpe0limit;
-static int ipibuffers = 0;
-static int nostlb = 0;
-static int asidmask = 0;
+static int ipibuffers;
+static int nostlb;
+static int asidmask;
 unsigned long smtc_asid_mask = 0xff;
 
 static int __init vpe0tcs(char *str)
@@ -151,7 +151,7 @@ __setup("asidmask=", asidmask_set);
 
 #ifdef CONFIG_SMTC_IDLE_HOOK_DEBUG
 
-static int hang_trig = 0;
+static int hang_trig;
 
 static int __init hangtrig_enable(char *s)
 {

arch/mips/kernel/vpe.c

@@ -74,7 +74,7 @@ static const int minor = 1;	/* fixed for now  */
 
 #ifdef CONFIG_MIPS_APSP_KSPD
 static struct kspd_notifications kspd_events;
-static int kspd_events_reqd = 0;
+static int kspd_events_reqd;
 #endif
 
 /* grab the likely amount of memory we will need. */

arch/mips/mipssim/sim_setup.c

@@ -37,7 +37,7 @@
 
 
 static void __init serial_init(void);
-unsigned int _isbonito = 0;
+unsigned int _isbonito;
 
 const char *get_system_type(void)
 {

arch/mips/mm/tlb-r4k.c

@@ -475,7 +475,7 @@ static void __cpuinit probe_tlb(unsigned long config)
 	c->tlbsize = ((reg >> 25) & 0x3f) + 1;
 }
 
-static int __cpuinitdata ntlb = 0;
+static int __cpuinitdata ntlb;
 static int __init set_ntlb(char *str)
 {
 	get_option(&str, &ntlb);

arch/mips/mti-malta/malta-init.c

@@ -47,7 +47,7 @@ int *_prom_argv, *_prom_envp;
  */
 #define prom_envp(index) ((char *)(long)_prom_envp[(index)])
 
-int init_debug = 0;
+int init_debug;
 
 static int mips_revision_corid;
 int mips_revision_sconid;

arch/mips/nxp/pnx833x/stb22x/board.c

@@ -39,7 +39,7 @@
 #define PNX8335_DEBUG7 0x441c
 
 int prom_argc;
-char **prom_argv = 0, **prom_envp = 0;
+char **prom_argv, **prom_envp;
 
 extern void prom_init_cmdline(void);
 extern char *prom_getenv(char *envname);

arch/mips/nxp/pnx8550/common/proc.c

@@ -69,9 +69,9 @@ static int pnx8550_registers_read(char* page, char** start, off_t offset, int co
         return len;
 }
 
-static struct proc_dir_entry* pnx8550_dir        = NULL;
-static struct proc_dir_entry* pnx8550_timers     = NULL;
-static struct proc_dir_entry* pnx8550_registers  = NULL;
+static struct proc_dir_entry* pnx8550_dir;
+static struct proc_dir_entry* pnx8550_timers;
+static struct proc_dir_entry* pnx8550_registers;
 
 static int pnx8550_proc_init( void )
 {

arch/mips/pci/pci-bcm1480.c

@@ -57,7 +57,7 @@ static void *cfg_space;
 #define PCI_BUS_ENABLED	1
 #define PCI_DEVICE_MODE	2
 
-static int bcm1480_bus_status = 0;
+static int bcm1480_bus_status;
 
 #define PCI_BRIDGE_DEVICE  0
 

arch/mips/pci/pci-bcm1480ht.c

@@ -56,7 +56,7 @@ static void *ht_cfg_space;
 #define PCI_BUS_ENABLED	1
 #define PCI_DEVICE_MODE	2
 
-static int bcm1480ht_bus_status = 0;
+static int bcm1480ht_bus_status;
 
 #define PCI_BRIDGE_DEVICE  0
 #define HT_BRIDGE_DEVICE   1

arch/mips/pci/pci-sb1250.c

@@ -58,7 +58,7 @@ static void *cfg_space;
 #define LDT_BUS_ENABLED	2
 #define PCI_DEVICE_MODE	4
 
-static int sb1250_bus_status = 0;
+static int sb1250_bus_status;
 
 #define PCI_BRIDGE_DEVICE  0
 #define LDT_BRIDGE_DEVICE  1

arch/mips/pci/pci.c

@@ -31,8 +31,8 @@ unsigned int pci_probe = PCI_ASSIGN_ALL_BUSSES;
 
 static struct pci_controller *hose_head, **hose_tail = &hose_head;
 
-unsigned long PCIBIOS_MIN_IO	= 0x0000;
-unsigned long PCIBIOS_MIN_MEM	= 0;
+unsigned long PCIBIOS_MIN_IO;
+unsigned long PCIBIOS_MIN_MEM;
 
 static int pci_initialized;