From 3a4516e9d4e52a1e1c49f9c269b6e702ef586047 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 7 May 2024 04:18:14 +0200 Subject: Merging upstream version 6.1.90. Signed-off-by: Daniel Baumann --- drivers/tty/n_gsm.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/tty/n_gsm.c') diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index 6b6abce6b..d2daf0a72 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -2969,6 +2969,9 @@ static int gsmld_open(struct tty_struct *tty) { struct gsm_mux *gsm; + if (!capable(CAP_NET_ADMIN)) + return -EPERM; + if (tty->ops->write == NULL) return -EINVAL; -- cgit v1.2.3