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authorOlivier Blin <blino@mandriva.com>2008-08-08 12:01:41 -0700
committerJeff Garzik <jgarzik@redhat.com>2008-08-14 04:43:46 -0400
commit6d558a52ba295fc1c281c671d7daab2f74ddb4f2 (patch)
treed16d3ad63cc9e0b5def6e313ac3657959597a4ff /drivers/net/usb/hso.c
parentadd477df674db00377d9a4dc0d9b553ce79bc06d (diff)
downloadop-kernel-dev-6d558a52ba295fc1c281c671d7daab2f74ddb4f2.zip
op-kernel-dev-6d558a52ba295fc1c281c671d7daab2f74ddb4f2.tar.gz
hso: fix refcounting on the ttyHSx devices
The references on ttyHSx devices were not decremented correctly when the tty was closed. The helper freeing the serial devices was never called because of that, and the module left some dangling sysfs devices after being unloaded. Signed-off-by: Olivier Blin <blino@mandriva.com> Cc: Jari Tenhunen <jari.tenhunen@iki.fi> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/usb/hso.c')
-rw-r--r--drivers/net/usb/hso.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 94a27f7..94c41bb 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -1103,8 +1103,8 @@ static void hso_serial_close(struct tty_struct *tty, struct file *filp)
/* reset the rts and dtr */
/* do the actual close */
serial->open_count--;
+ kref_put(&serial->parent->ref, hso_serial_ref_free);
if (serial->open_count <= 0) {
- kref_put(&serial->parent->ref, hso_serial_ref_free);
serial->open_count = 0;
if (serial->tty) {
serial->tty->driver_data = NULL;
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