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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-25 00:22:33 +0400 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-25 00:22:33 +0400 |
| commit | baea7b946f00a291b166ccae7fcfed6c01530cc6 (patch) | |
| tree | 4aa275fbdbec9c7b9b4629e8bee2bbecd3c6a6af /drivers/char/pty.c | |
| parent | ae19ffbadc1b2100285a5b5b3d0a4e0a11390904 (diff) | |
| parent | 94e0fb086fc5663c38bbc0fe86d698be8314f82f (diff) | |
| download | linux-baea7b946f00a291b166ccae7fcfed6c01530cc6.tar.xz | |
Merge branch 'origin' into for-linus
Conflicts:
MAINTAINERS
Diffstat (limited to 'drivers/char/pty.c')
| -rw-r--r-- | drivers/char/pty.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/char/pty.c b/drivers/char/pty.c index b33d6688e910..53761cefa915 100644 --- a/drivers/char/pty.c +++ b/drivers/char/pty.c @@ -120,8 +120,10 @@ static int pty_write(struct tty_struct *tty, const unsigned char *buf, int c) /* Stuff the data into the input queue of the other end */ c = tty_insert_flip_string(to, buf, c); /* And shovel */ - tty_flip_buffer_push(to); - tty_wakeup(tty); + if (c) { + tty_flip_buffer_push(to); + tty_wakeup(tty); + } } return c; } |