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authorTilman Schmidt <tilman@imap.cc>2015-12-15 18:11:28 +0100
committerDavid S. Miller <davem@davemloft.net>2015-12-15 13:24:20 -0500
commit74375c0528f724a4afa561d7bca0e2214ce5e3cf (patch)
tree11fcea616226460c5edf49ef9629909dd12f0ed1 /drivers/isdn
parent389e4e04ad2d4887c7bdd7c01a93d3dfa5c14a06 (diff)
ser_gigaset: fix up NULL checks
Commit f34d7a5b7010 ("tty: The big operations rework") changed tty->driver to tty->ops but left NULL checks for tty->driver untouched. Fix. Signed-off-by: Tilman Schmidt <tilman@imap.cc> [pebolle: removed Fixes tag] Signed-off-by: Paul Bolle <pebolle@tiscali.nl> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/isdn')
-rw-r--r--drivers/isdn/gigaset/ser-gigaset.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/isdn/gigaset/ser-gigaset.c b/drivers/isdn/gigaset/ser-gigaset.c
index 375be509e95f..d8771b5d6904 100644
--- a/drivers/isdn/gigaset/ser-gigaset.c
+++ b/drivers/isdn/gigaset/ser-gigaset.c
@@ -67,7 +67,7 @@ static int write_modem(struct cardstate *cs)
struct sk_buff *skb = bcs->tx_skb;
int sent = -EOPNOTSUPP;
- if (!tty || !tty->driver || !skb)
+ if (!tty || !tty->ops || !skb)
return -EINVAL;
if (!skb->len) {
@@ -109,7 +109,7 @@ static int send_cb(struct cardstate *cs)
unsigned long flags;
int sent = 0;
- if (!tty || !tty->driver)
+ if (!tty || !tty->ops)
return -EFAULT;
cb = cs->cmdbuf;
@@ -432,7 +432,7 @@ static int gigaset_set_modem_ctrl(struct cardstate *cs, unsigned old_state,
struct tty_struct *tty = cs->hw.ser->tty;
unsigned int set, clear;
- if (!tty || !tty->driver || !tty->ops->tiocmset)
+ if (!tty || !tty->ops || !tty->ops->tiocmset)
return -EINVAL;
set = new_state & ~old_state;
clear = old_state & ~new_state;