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authorAlan Cox <alan@lxorguk.ukuu.org.uk>2008-05-12 12:29:25 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2008-05-12 07:27:38 -0700
commit79f999d0aa264f72f5491be14b4bf60137a3d3a9 (patch)
tree8b8811f6a3472ae06a81de0c75a37ab4450b5dd3 /drivers/net/wireless/strip.c
parent492c2e476eac010962850006c49df326919b284c (diff)
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strip: Fix termios assumption
Strip assumes that the tty drivers always have a set_termios method which may not be true. Check this when binding to the tty so that we don't oops later. Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/net/wireless/strip.c')
-rw-r--r--drivers/net/wireless/strip.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/strip.c b/drivers/net/wireless/strip.c
index 5dd23c9..883af89 100644
--- a/drivers/net/wireless/strip.c
+++ b/drivers/net/wireless/strip.c
@@ -2611,7 +2611,7 @@ static int strip_open(struct tty_struct *tty)
* We need a write method.
*/
- if (tty->ops->write == NULL)
+ if (tty->ops->write == NULL || tty->ops->set_termios == NULL)
return -EOPNOTSUPP;
/*