nozomi: Fix close on error

[linux-2.6-omap-h63xx.git] / drivers / char / nozomi.c

diff --git a/drivers/char/nozomi.c b/drivers/char/nozomi.c
index 66a0f931c66ca91bf06b56e0b789edb8a0d68204..9a34a1935283370a837bd0c72fa5d05463ff2ae7 100644 (file)
--- a/drivers/char/nozomi.c
+++ b/drivers/char/nozomi.c
@@ -1599,7 +1599,10 @@ static int ntty_open(struct tty_struct *tty, struct file *file)
        return 0;
 }
 
-/* Called when the userspace process close the tty, /dev/noz*. */
+/* Called when the userspace process close the tty, /dev/noz*. Also
+   called immediately if ntty_open fails in which case tty->driver_data
+   will be NULL an we exit by the first return */
+
 static void ntty_close(struct tty_struct *tty, struct file *file)
 {
        struct nozomi *dc = get_dc_by_tty(tty);