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authorIngo Molnar <mingo@elte.hu>2009-08-04 13:58:28 +0200
committerIngo Molnar <mingo@elte.hu>2009-08-04 13:58:28 +0200
commite16852cfc5580b88cb327413ab8c89375f380592 (patch)
tree67e7d5b84e2602986f2da689625e5a25d7af7bb4 /drivers/usb/class/cdc-acm.c
parentbdff78707f3ce47e891f3201c9666122a70556ce (diff)
parent74e7ff8c50b6b022e6ffaa736b16a4dc161d3eaf (diff)
Merge branch 'tracing/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing into tracing/urgent
Diffstat (limited to 'drivers/usb/class/cdc-acm.c')
-rw-r--r--drivers/usb/class/cdc-acm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 5b15d9d8896..e1f89416ef8 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -750,7 +750,7 @@ static int acm_tty_chars_in_buffer(struct tty_struct *tty)
{
struct acm *acm = tty->driver_data;
if (!ACM_READY(acm))
- return -EINVAL;
+ return 0;
/*
* This is inaccurate (overcounts), but it works.
*/