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authorAlan Cox <alan@linux.intel.com>2009-07-20 16:05:27 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2009-07-20 16:38:43 -0700
commit23198fda7182969b619613a555f8645fdc3dc334 (patch)
treed6c322a36d955958ab89ffb0a1a7327dc84e180c /drivers/char/pcmcia
parent254702568da63ce6f5ad68e77d83b427da693654 (diff)
downloadop-kernel-dev-23198fda7182969b619613a555f8645fdc3dc334.zip
op-kernel-dev-23198fda7182969b619613a555f8645fdc3dc334.tar.gz
tty: fix chars_in_buffers
This function does not have an error return and returning an error is instead interpreted as having a lot of pending bytes. Reported by Jeff Harris who provided a list of some of the remaining offenders. Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char/pcmcia')
-rw-r--r--drivers/char/pcmcia/ipwireless/tty.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/char/pcmcia/ipwireless/tty.c b/drivers/char/pcmcia/ipwireless/tty.c
index 569f2f7..674b3ab 100644
--- a/drivers/char/pcmcia/ipwireless/tty.c
+++ b/drivers/char/pcmcia/ipwireless/tty.c
@@ -320,10 +320,10 @@ static int ipw_chars_in_buffer(struct tty_struct *linux_tty)
struct ipw_tty *tty = linux_tty->driver_data;
if (!tty)
- return -ENODEV;
+ return 0;
if (!tty->open_count)
- return -EINVAL;
+ return 0;
return tty->tx_bytes_queued;
}
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