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platform_kernel-5.15
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NET: pc300, do not zero global variables 

They are in .bss which is initialized to zeros when the module is
loaded/kernel booted.

What a strange way to do the initialization once in the pci probe
routine...

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: netdev@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2012-03-05 14:52:03 +01:00 committed by Greg Kroah-Hartman
parent ecaa3bda65
commit c2f128a1fe
2 changed files with 0 additions and 22 deletions
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4
drivers/net/wan/pc300_drv.c
View File

@ -299,7 +299,6 @@ void cpc_tty_init(pc300dev_t * dev);
void cpc_tty_unregister_service(pc300dev_t * pc300dev); void cpc_tty_unregister_service(pc300dev_t * pc300dev);
void cpc_tty_receive(pc300dev_t * pc300dev); void cpc_tty_receive(pc300dev_t * pc300dev);
void cpc_tty_trigger_poll(pc300dev_t * pc300dev); void cpc_tty_trigger_poll(pc300dev_t * pc300dev);
void cpc_tty_reset_var(void);
#endif #endif
/************************/ /************************/
@ -3421,9 +3420,6 @@ cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (first_time) { if (first_time) {
first_time = 0; first_time = 0;
show_version(); show_version();
#ifdef CONFIG_PC300_MLPPP
cpc_tty_reset_var();
#endif
} }
if ((err = pci_enable_device(pdev)) < 0) if ((err = pci_enable_device(pdev)) < 0)

18
drivers/net/wan/pc300_tty.c
View File

@ -139,7 +139,6 @@ void cpc_tty_init(pc300dev_t *dev);
void cpc_tty_unregister_service(pc300dev_t *pc300dev); void cpc_tty_unregister_service(pc300dev_t *pc300dev);
void cpc_tty_receive(pc300dev_t *pc300dev); void cpc_tty_receive(pc300dev_t *pc300dev);
void cpc_tty_trigger_poll(pc300dev_t *pc300dev); void cpc_tty_trigger_poll(pc300dev_t *pc300dev);
void cpc_tty_reset_var(void);
/* /*
* PC300 TTY clear "signal" * PC300 TTY clear "signal"
@ -1078,20 +1077,3 @@ void cpc_tty_trigger_poll(pc300dev_t *pc300dev)
} }
schedule_work(&(cpc_tty->tty_tx_work)); schedule_work(&(cpc_tty->tty_tx_work));
} }
/*
* PC300 TTY reset var routine
* This routine is called by pc300driver to init the TTY area.
*/
void cpc_tty_reset_var(void)
{
int i ;
CPC_TTY_DBG("hdlcX-tty: reset variables\n");
/* reset the tty_driver structure - serial_drv */
memset(&serial_drv, 0, sizeof(struct tty_driver));
for (i=0; i < CPC_TTY_NPORTS; i++){
memset(&cpc_tty_area[i],0, sizeof(st_cpc_tty_area));
}
}