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authorJiri Slaby <jslaby@suse.cz>2013-01-03 15:53:01 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-01-15 22:17:28 -0800
commit227434f8986c3827a1faedd1feb437acd6285315 (patch)
treee96f6c6a800b81d096be73c1b7943c7aa24aa632 /drivers/isdn/i4l/isdn_common.c
parentea28fd56fcde69af768135e428093f94c5ca6a88 (diff)
downloadlinux-227434f8986c3827a1faedd1feb437acd6285315.tar.bz2
TTY: switch tty_buffer_request_room to tty_port
Now, we start converting tty buffer functions to actually use tty_port. This will allow us to get rid of the need of tty pointer in many call sites. Only tty_port will be needed and hence no more tty_port_tty_get calls in those paths. Here we start with tty_buffer_request_room. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/isdn/i4l/isdn_common.c')
-rw-r--r--drivers/isdn/i4l/isdn_common.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index e2a945ee9f05..7093169ee0c9 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -878,6 +878,7 @@ isdn_readbchan(int di, int channel, u_char *buf, u_char *fp, int len, wait_queue
int
isdn_readbchan_tty(int di, int channel, struct tty_struct *tty, int cisco_hack)
{
+ struct tty_port *port = tty->port;
int count;
int count_pull;
int count_put;
@@ -891,7 +892,7 @@ isdn_readbchan_tty(int di, int channel, struct tty_struct *tty, int cisco_hack)
if (skb_queue_empty(&dev->drv[di]->rpqueue[channel]))
return 0;
- len = tty_buffer_request_room(tty, dev->drv[di]->rcvcount[channel]);
+ len = tty_buffer_request_room(port, dev->drv[di]->rcvcount[channel]);
if (len == 0)
return len;