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authorIngo Molnar <mingo@elte.hu>2008-07-26 15:30:40 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-26 15:30:40 +0200
commit1503af661947b7a4a09355cc2ae6aa0d43f16776 (patch)
tree5bfcfadf2dd2d98c2ad251c96d7ee43a6903819a /drivers/usb/class/cdc-acm.c
parenta31863168660c6b6f6c7ffe05bb6a38e97803326 (diff)
parent024e8ac04453b3525448c31ef39848cf675ba6db (diff)
Merge branch 'linus' into x86/header-guards
Conflicts: include/asm-x86/gpio.h include/asm-x86/ide.h Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/usb/class/cdc-acm.c')
-rw-r--r--drivers/usb/class/cdc-acm.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 95ae6377d7e..0725b1871f2 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -732,13 +732,16 @@ static void acm_tty_unthrottle(struct tty_struct *tty)
tasklet_schedule(&acm->urb_task);
}
-static void acm_tty_break_ctl(struct tty_struct *tty, int state)
+static int acm_tty_break_ctl(struct tty_struct *tty, int state)
{
struct acm *acm = tty->driver_data;
+ int retval;
if (!ACM_READY(acm))
- return;
- if (acm_send_break(acm, state ? 0xffff : 0))
+ return -EINVAL;
+ retval = acm_send_break(acm, state ? 0xffff : 0);
+ if (retval < 0)
dbg("send break failed");
+ return retval;
}
static int acm_tty_tiocmget(struct tty_struct *tty, struct file *file)