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Groups > linux.kernel > #1338998

[PATCH 4/8] tty: n_gsm: send DM response when accessing an invalid channel

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Change C/R bit in a response to a UI/UIH frame sent to
non-existing/closed channel. As DM frame type is only valid as a
response, it should be sent using gsm_response function.

Signed-off-by: Andrej Krpic <ak77@tnode.com>
---
 drivers/tty/n_gsm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
index 05b562d..8551fa4 100644
--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -1857,7 +1857,7 @@ static void gsm_queue(struct gsm_mux *gsm)
 			goto invalid;
 #endif
 		if (dlci == NULL || dlci->state != DLCI_OPEN) {
-			gsm_command(gsm, address, DM|PF);
+			gsm_response(gsm, address, DM|PF);
 			return;
 		}
 		dlci->data(dlci, gsm->buf, gsm->len);
-- 
2.7.0

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[PATCH 0/8] tty: n_gsm: Make mux work as a responder station Andrej Krpic <ak77@tnode.com> - 2016-02-21 22:50 +0100
  [PATCH 6/8] tty: n_gsm: add missing length field in control channel commands Andrej Krpic <ak77@tnode.com> - 2016-02-21 22:50 +0100
  [PATCH 4/8] tty: n_gsm: send DM response when accessing an invalid channel Andrej Krpic <ak77@tnode.com> - 2016-02-21 22:50 +0100
  [PATCH 1/8] tty: n_gsm: fix formatting errors Andrej Krpic <ak77@tnode.com> - 2016-02-21 22:50 +0100
    Re: [PATCH 1/8] tty: n_gsm: fix formatting errors Joe Perches <joe@perches.com> - 2016-02-21 23:40 +0100
  Re: [PATCH 0/8] tty: n_gsm: Make mux work as a responder station One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk> - 2016-02-22 00:50 +0100

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