Commit f2545a75 authored by Alan Cox's avatar Alan Cox Committed by Linus Torvalds
Browse files

isdn: switch to int put_char method 



Signed-off-by: default avatarAlan Cox <alan@redhat.com>
Acked-by: default avatarKarsten Keil <kkeil@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 5d19f546

drivers/isdn/capi/capi.c

+6 −3
Original line number Diff line number Diff line
@@ -1111,11 +1111,12 @@ static int capinc_tty_write(struct tty_struct * tty, 
	return count;

}



static void capinc_tty_put_char(struct tty_struct *tty, unsigned char ch)

static int capinc_tty_put_char(struct tty_struct *tty, unsigned char ch)

{

	struct capiminor *mp = (struct capiminor *)tty->driver_data;

	struct sk_buff *skb;

	unsigned long flags;

	int ret = 1;



#ifdef _DEBUG_TTYFUNCS

	printk(KERN_DEBUG "capinc_put_char(%u)\n", ch);
@@ -1125,7 +1126,7 @@ static void capinc_tty_put_char(struct tty_struct *tty, unsigned char ch) 
#ifdef _DEBUG_TTYFUNCS

		printk(KERN_DEBUG "capinc_tty_put_char: mp or mp->ncci NULL\n");

#endif

		return;

		return 0;

	}



	spin_lock_irqsave(&workaround_lock, flags);
@@ -1134,7 +1135,7 @@ static void capinc_tty_put_char(struct tty_struct *tty, unsigned char ch) 
		if (skb_tailroom(skb) > 0) {

			*(skb_put(skb, 1)) = ch;

			spin_unlock_irqrestore(&workaround_lock, flags);

			return;

			return 1;

		}

		mp->ttyskb = NULL;

		skb_queue_tail(&mp->outqueue, skb);
@@ -1148,8 +1149,10 @@ static void capinc_tty_put_char(struct tty_struct *tty, unsigned char ch) 
		mp->ttyskb = skb;

	} else {

		printk(KERN_ERR "capinc_put_char: char %u lost\n", ch);

		ret = 0;

	}

	spin_unlock_irqrestore(&workaround_lock, flags);

	return ret;

}



static void capinc_tty_flush_chars(struct tty_struct *tty)