[PATCH] Fix refcounting problem with ttyIx devices

[Karsten Keil <kkeil@suse.de>]

If the same ttyIx device was opened by two processes the module
was not released and so the usage count went never to zero again.
This oneliner fix the issue.

Signed-off-by: Oskar Senft <o.senft@sirrix.com>
Signed-off-by: Karsten Keil <kkeil@suse.de>

---

 drivers/isdn/i4l/isdn_tty.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

56365966816e47951a624c10ad2c24dfa979ee0e
diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c
index 3936336..aeaa1db 100644
--- a/drivers/isdn/i4l/isdn_tty.c
+++ b/drivers/isdn/i4l/isdn_tty.c
@@ -1682,6 +1682,7 @@ isdn_tty_close(struct tty_struct *tty, s
 #ifdef ISDN_DEBUG_MODEM_OPEN
 		printk(KERN_DEBUG "isdn_tty_close after info->count != 0\n");
 #endif
+		module_put(info->owner);
 		return;
 	}
 	info->flags |= ISDN_ASYNC_CLOSING;

-- 
Karsten Keil
SuSE Labs
ISDN development
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