[PATCH] Char: moxa, do not initialize global static
Remove useless initialization of variables a) statically b) dynamically at
module_init c) dynamically after kzalloc (those with '= 0/NULL')
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c
index 4db1dc4..80a2bdf 100644
--- a/drivers/char/moxa.c
+++ b/drivers/char/moxa.c
@@ -194,9 +194,9 @@
static int ttymajor = MOXAMAJOR;
/* Variables for insmod */
#ifdef MODULE
-static int baseaddr[] = {0, 0, 0, 0};
-static int type[] = {0, 0, 0, 0};
-static int numports[] = {0, 0, 0, 0};
+static int baseaddr[4];
+static int type[4];
+static int numports[4];
#endif
MODULE_AUTHOR("William Chen");
@@ -348,10 +348,7 @@
moxaDriver->type = TTY_DRIVER_TYPE_SERIAL;
moxaDriver->subtype = SERIAL_TYPE_NORMAL;
moxaDriver->init_termios = tty_std_termios;
- moxaDriver->init_termios.c_iflag = 0;
- moxaDriver->init_termios.c_oflag = 0;
moxaDriver->init_termios.c_cflag = B9600 | CS8 | CREAD | CLOCAL | HUPCL;
- moxaDriver->init_termios.c_lflag = 0;
moxaDriver->init_termios.c_ispeed = 9600;
moxaDriver->init_termios.c_ospeed = 9600;
moxaDriver->flags = TTY_DRIVER_REAL_RAW;
@@ -361,25 +358,13 @@
ch->type = PORT_16550A;
ch->port = i;
INIT_WORK(&ch->tqueue, do_moxa_softint);
- ch->tty = NULL;
ch->close_delay = 5 * HZ / 10;
ch->closing_wait = 30 * HZ;
- ch->count = 0;
- ch->blocked_open = 0;
ch->cflag = B9600 | CS8 | CREAD | CLOCAL | HUPCL;
init_waitqueue_head(&ch->open_wait);
init_waitqueue_head(&ch->close_wait);
}
- for (i = 0; i < MAX_BOARDS; i++) {
- moxa_boards[i].boardType = 0;
- moxa_boards[i].numPorts = 0;
- moxa_boards[i].baseAddr = 0;
- moxa_boards[i].busType = 0;
- moxa_boards[i].pciInfo.busNum = 0;
- moxa_boards[i].pciInfo.devNum = 0;
- }
- MoxaDriverInit();
printk("Tty devices major number = %d\n", ttymajor);
if (tty_register_driver(moxaDriver)) {
@@ -391,7 +376,6 @@
init_timer(&moxaEmptyTimer[i]);
moxaEmptyTimer[i].function = check_xmit_empty;
moxaEmptyTimer[i].data = (unsigned long) & moxaChannels[i];
- moxaEmptyTimer_on[i] = 0;
}
init_timer(&moxaTimer);
@@ -1470,7 +1454,7 @@
static int moxaLowWaterChk;
static int moxaCard;
static mon_st moxaLog;
-static int moxaFuncTout;
+static int moxaFuncTout = HZ / 2;
static ushort moxaBreakCnt[MAX_PORTS];
static void moxadelay(int);