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[PATCH] cardbus: switch to ref counting/hotplug safe API
[powerpc.git]
/
drivers
/
char
/
hvsi.c
diff --git
a/drivers/char/hvsi.c
b/drivers/char/hvsi.c
index
56612a2
..
a89a95f
100644
(file)
--- a/
drivers/char/hvsi.c
+++ b/
drivers/char/hvsi.c
@@
-311,7
+311,8
@@
static void hvsi_recv_control(struct hvsi_struct *hp, uint8_t *packet,
/* CD went away; no more connection */
pr_debug("hvsi%i: CD dropped\n", hp->index);
hp->mctrl &= TIOCM_CD;
/* CD went away; no more connection */
pr_debug("hvsi%i: CD dropped\n", hp->index);
hp->mctrl &= TIOCM_CD;
- if (!(hp->tty->flags & CLOCAL))
+ /* If userland hasn't done an open(2) yet, hp->tty is NULL. */
+ if (hp->tty && !(hp->tty->flags & CLOCAL))
*to_hangup = hp->tty;
}
break;
*to_hangup = hp->tty;
}
break;
@@
-986,10
+987,7
@@
static void hvsi_write_worker(void *arg)
start_j = 0;
#endif /* DEBUG */
wake_up_all(&hp->emptyq);
start_j = 0;
#endif /* DEBUG */
wake_up_all(&hp->emptyq);
- if (test_bit(TTY_DO_WRITE_WAKEUP, &hp->tty->flags)
- && hp->tty->ldisc.write_wakeup)
- hp->tty->ldisc.write_wakeup(hp->tty);
- wake_up_interruptible(&hp->tty->write_wait);
+ tty_wakeup(hp->tty);
}
out:
}
out:
@@
-1276,11
+1274,10
@@
static int __init hvsi_console_init(void)
vty != NULL;
vty = of_find_compatible_node(vty, "serial", "hvterm-protocol")) {
struct hvsi_struct *hp;
vty != NULL;
vty = of_find_compatible_node(vty, "serial", "hvterm-protocol")) {
struct hvsi_struct *hp;
- uint32_t *vtermno;
- uint32_t *irq;
+ const uint32_t *vtermno, *irq;
- vtermno =
(uint32_t *)
get_property(vty, "reg", NULL);
- irq =
(uint32_t *)
get_property(vty, "interrupts", NULL);
+ vtermno = get_property(vty, "reg", NULL);
+ irq = get_property(vty, "interrupts", NULL);
if (!vtermno || !irq)
continue;
if (!vtermno || !irq)
continue;
@@
-1299,7
+1296,7
@@
static int __init hvsi_console_init(void)
hp->inbuf_end = hp->inbuf;
hp->state = HVSI_CLOSED;
hp->vtermno = *vtermno;
hp->inbuf_end = hp->inbuf;
hp->state = HVSI_CLOSED;
hp->vtermno = *vtermno;
- hp->virq = irq_create_mapping(NULL, irq[0]
, 0
);
+ hp->virq = irq_create_mapping(NULL, irq[0]);
if (hp->virq == NO_IRQ) {
printk(KERN_ERR "%s: couldn't create irq mapping for 0x%x\n",
__FUNCTION__, irq[0]);
if (hp->virq == NO_IRQ) {
printk(KERN_ERR "%s: couldn't create irq mapping for 0x%x\n",
__FUNCTION__, irq[0]);