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Diffstat (limited to 'drivers/isdn/i4l/isdn_tty.c')
-rw-r--r--drivers/isdn/i4l/isdn_tty.c27
1 files changed, 9 insertions, 18 deletions
diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c
index b37ef1f06b3..8c404b4e248 100644
--- a/drivers/isdn/i4l/isdn_tty.c
+++ b/drivers/isdn/i4l/isdn_tty.c
@@ -712,22 +712,14 @@ isdn_tty_modem_hup(modem_info * info, int local)
#endif
info->emu.vpar[4] = 0;
info->emu.vpar[5] = 8;
- if (info->dtmf_state) {
- kfree(info->dtmf_state);
- info->dtmf_state = NULL;
- }
- if (info->silence_state) {
- kfree(info->silence_state);
- info->silence_state = NULL;
- }
- if (info->adpcms) {
- kfree(info->adpcms);
- info->adpcms = NULL;
- }
- if (info->adpcmr) {
- kfree(info->adpcmr);
- info->adpcmr = NULL;
- }
+ kfree(info->dtmf_state);
+ info->dtmf_state = NULL;
+ kfree(info->silence_state);
+ info->silence_state = NULL;
+ kfree(info->adpcms);
+ info->adpcms = NULL;
+ kfree(info->adpcmr);
+ info->adpcmr = NULL;
#endif
if ((info->msr & UART_MSR_RI) &&
(info->emu.mdmreg[REG_RUNG] & BIT_RUNG))
@@ -1721,8 +1713,7 @@ isdn_tty_close(struct tty_struct *tty, struct file *filp)
*/
timeout = jiffies + HZ;
while (!(info->lsr & UART_LSR_TEMT)) {
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(20);
+ schedule_timeout_interruptible(20);
if (time_after(jiffies,timeout))
break;
}