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Commit 92d326f6 authored by Tilman Schmidt's avatar Tilman Schmidt Committed by David S. Miller
Browse files

net/ppp: fix comments - ppp_{sync,asynctty}_receive() may sleep 



The receive_buf methods of the N_PPP and N_SYNC_PPP line disciplines,
ppp_asynctty_receive() and ppp_sync_receive(), call tty_unthrottle()
which may sleep. Fix the comments claiming otherwise.

Impact: documentation
Signed-off-by: default avatarTilman Schmidt <tilman@imap.cc>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a549952a

drivers/net/ppp_async.c

+1 −4
Original line number Diff line number Diff line
@@ -337,10 +337,7 @@ ppp_asynctty_poll(struct tty_struct *tty, struct file *file, poll_table *wait) 
	return 0;

}



/*

 * This can now be called from hard interrupt level as well

 * as soft interrupt level or mainline.

 */

/* May sleep, don't call from interrupt level or with interrupts disabled */

static void

ppp_asynctty_receive(struct tty_struct *tty, const unsigned char *buf,

		  char *cflags, int count)

drivers/net/ppp_synctty.c

+1 −4
Original line number Diff line number Diff line
@@ -378,10 +378,7 @@ ppp_sync_poll(struct tty_struct *tty, struct file *file, poll_table *wait) 
	return 0;

}



/*

 * This can now be called from hard interrupt level as well

 * as soft interrupt level or mainline.

 */

/* May sleep, don't call from interrupt level or with interrupts disabled */

static void

ppp_sync_receive(struct tty_struct *tty, const unsigned char *buf,

		  char *cflags, int count)