[PATCH] janitor: don't init statics to 0

From: Leann Ogasawara <ogasawara@osdl.org>

Uninitialize static variables initialized to 0 so they are pushed to the
.bss instead of .data.

crypto/tcrypt.c

@@ -42,7 +42,7 @@
 #define IDX7		27333
 #define IDX8		3000
 
-static int mode = 0;
+static int mode;
 static char *xbuf;
 static char *tvmem;
 

kernel/cpufreq.c

@@ -766,8 +766,8 @@ EXPORT_SYMBOL(cpufreq_set_policy);
  * per-CPU loops_per_jiffy value wherever possible.
  */
 #ifndef CONFIG_SMP
-static unsigned long l_p_j_ref = 0;
-static unsigned int  l_p_j_ref_freq = 0;
+static unsigned long l_p_j_ref;
+static unsigned int  l_p_j_ref_freq;
 
 static inline void adjust_jiffies(unsigned long val, struct cpufreq_freqs *ci)
 {

kernel/resource.c

@@ -347,7 +347,7 @@ void __release_region(struct resource *parent, unsigned long start, unsigned lon
 #define MAXRESERVE 4
 static int __init reserve_setup(char *str)
 {
-	static int reserved = 0;
+	static int reserved;
 	static struct resource reserve[MAXRESERVE];
 
 	for (;;) {

kernel/suspend.c

@@ -92,18 +92,18 @@ spinlock_t suspend_pagedir_lock __nosavedata = SPIN_LOCK_UNLOCKED;
 
 /* Variables to be preserved over suspend */
 static int new_loglevel = 7;
-static int orig_loglevel = 0;
+static int orig_loglevel;
 static int orig_fgconsole, orig_kmsg;
 static int pagedir_order_check;
 static int nr_copy_pages_check;
 
-static int resume_status = 0;
+static int resume_status;
 static char resume_file[256] = "";			/* For resume= kernel option */
 static dev_t resume_device;
 /* Local variables that should not be affected by save */
 unsigned int nr_copy_pages __nosavedata = 0;
 
-static int pm_suspend_state = 0;
+static int pm_suspend_state;
 
 /* Suspend pagedir is allocated before final copy, therefore it
    must be freed after resume 

kernel/sysctl.c

@@ -585,7 +585,7 @@ static ctl_table kern_table[] = {
 
 /* Constants for minimum and maximum testing in vm_table.
    We use these as one-element integer vectors. */
-static int zero = 0;
+static int zero;
 static int one_hundred = 100;
 
 

lib/zlib_deflate/deftree.c

@@ -228,7 +228,7 @@ static void send_bits(
  */
 static void tr_static_init(void)
 {
-    static int static_init_done = 0;
+    static int static_init_done;
     int n;        /* iterates over tree elements */
     int bits;     /* bit counter */
     int length;   /* length value */

mm/shmem.c

@@ -296,7 +296,7 @@ static swp_entry_t *shmem_swp_alloc(struct shmem_inode_info *info, unsigned long
 	struct shmem_sb_info *sbinfo = SHMEM_SB(inode->i_sb);
 	struct page *page = NULL;
 	swp_entry_t *entry;
-	static const swp_entry_t unswapped = {0};
+	static const swp_entry_t unswapped;
 
 	if (sgp != SGP_WRITE &&
 	    ((loff_t) index << PAGE_CACHE_SHIFT) >= i_size_read(inode))

mm/swapfile.c

@@ -1222,7 +1222,7 @@ asmlinkage long sys_swapon(const char __user * specialfile, int swap_flags)
 	unsigned int type;
 	int i, prev;
 	int error;
-	static int least_priority = 0;
+	static int least_priority;
 	union swap_header *swap_header = 0;
 	int swap_header_version;
 	int nr_good_pages = 0;

scripts/kconfig/gconf.c

@@ -56,7 +56,7 @@ GdkColor color;
 
 GtkTreeStore *tree1, *tree2, *tree;
 GtkTreeModel *model1, *model2;
-static GtkTreeIter *parents[256] = { 0 };
+static GtkTreeIter *parents[256];
 static gint indent;
 
 static struct menu *current; // current node for SINGLE view
@@ -110,7 +110,7 @@ const char *dbg_print_stype(int val)
 
 const char *dbg_print_flags(int val)
 {
-	static char buf[256] = { 0 };
+	static char buf[256];
 
 	bzero(buf, 256);
 
@@ -577,7 +577,7 @@ void
 on_window1_size_request(GtkWidget * widget,
 			GtkRequisition * requisition, gpointer user_data)
 {
-	static gint old_h = 0;
+	static gint old_h;
 	gint w, h;
 
 	if (widget->window == NULL)
@@ -1184,7 +1184,7 @@ on_treeview1_button_press_event(GtkWidget * widget,
 /* Fill a row of strings */
 static gchar **fill_row(struct menu *menu)
 {
-	static gchar *row[COL_NUMBER] = { 0 };
+	static gchar *row[COL_NUMBER];
 	struct symbol *sym = menu->sym;
 	const char *def;
 	int stype;

scripts/kconfig/mconf.c

@@ -85,7 +85,7 @@ static char buf[4096], *bufptr = buf;
 static char input_buf[4096];
 static char filename[PATH_MAX+1] = ".config";
 static char *args[1024], **argptr = args;
-static int indent = 0;
+static int indent;
 static struct termios ios_org;
 static int rows, cols;
 static struct menu *current_menu;

scripts/lxdialog/textbox.c

@@ -27,8 +27,8 @@ static void print_line (WINDOW * win, int row, int width);
 static char *get_line (void);
 static void print_position (WINDOW * win, int height, int width);
 
-static int hscroll = 0, fd, file_size, bytes_read;
-static int begin_reached = 1, end_reached = 0, page_length;
+static int hscroll, fd, file_size, bytes_read;
+static int begin_reached = 1, end_reached, page_length;
 static char *buf, *page;
 
 /*

scripts/pnmtologo.c

@@ -73,7 +73,7 @@ static unsigned int logo_width;
 static unsigned int logo_height;
 static struct color **logo_data;
 static struct color logo_clut[MAX_LINUX_LOGO_COLORS];
-static unsigned int logo_clutsize = 0;
+static unsigned int logo_clutsize;
 
 static void die(const char *fmt, ...)
     __attribute__ ((noreturn)) __attribute ((format (printf, 1, 2)));
@@ -259,7 +259,7 @@ static void write_footer(void)
 	fclose(out);
 }
 
-static int write_hex_cnt = 0;
+static int write_hex_cnt;
 
 static void write_hex(unsigned char byte)
 {