diff options
Diffstat (limited to 'drivers/tty/n_gsm.c')
| -rw-r--r-- | drivers/tty/n_gsm.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index d5f578fe3fa6..152443ab1447 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -2366,6 +2366,7 @@ static void gsmld_close(struct tty_struct *tty) static int gsmld_open(struct tty_struct *tty) { struct gsm_mux *gsm; + int ret; if (tty->ops->write == NULL) return -EINVAL; @@ -2380,7 +2381,13 @@ static int gsmld_open(struct tty_struct *tty) /* Attach the initial passive connection */ gsm->encoding = 1; - return gsmld_attach_gsm(tty, gsm); + + ret = gsmld_attach_gsm(tty, gsm); + if (ret != 0) { + gsm_cleanup_mux(gsm); + mux_put(gsm); + } + return ret; } /** |