diff options
| author | Du, Alek <alek.du@intel.com> | 2011-07-07 15:16:48 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-07-08 15:09:22 -0700 |
| commit | f086ced17191fa0c5712539d2b680eae3dc972a1 (patch) | |
| tree | 5c306da57b0fc30aea3daee63fb38ab883326688 /drivers | |
| parent | bff52fd458a1bca06266449b0ab8a43e9a50d240 (diff) | |
n_gsm: fix the wrong FCS handling
FCS could be GSM0_SOF, so will break state machine...
[This byte isn't quoted in any way so a SOF here doesn't imply an error
occurred.]
Signed-off-by: Alek Du <alek.du@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Cc: stable <stable@kernel.org> [3.0]
[Trivial but best backported once its in 3.1rc I think]
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/tty/n_gsm.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index a38114b01fea..14522ee8a91f 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -1871,10 +1871,6 @@ static void gsm0_receive(struct gsm_mux *gsm, unsigned char c) break; case GSM_FCS: /* FCS follows the packet */ gsm->received_fcs = c; - if (c == GSM0_SOF) { - gsm->state = GSM_SEARCH; - break; - } gsm_queue(gsm); gsm->state = GSM_SSOF; break; |