From 9fa372a850b9ffcb177eb9ac0b75963b2f9af233 Mon Sep 17 00:00:00 2001 From: Jiri Slaby Date: Sat, 10 Feb 2007 01:45:26 -0800 Subject: [PATCH] [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 Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/char/moxa.c | 24 ++++-------------------- 1 file changed, 4 insertions(+), 20 deletions(-) diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c index 4db1dc468a11..80a2bdf7b92c 100644 --- a/drivers/char/moxa.c +++ b/drivers/char/moxa.c @@ -194,9 +194,9 @@ static int verbose = 0; 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 @@ static int __init moxa_init(void) 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 @@ static int __init moxa_init(void) 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 @@ static int __init moxa_init(void) 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 char moxaLowChkFlag[MAX_PORTS]; 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); -- 2.20.1