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| author | Waldemar Rymarkiewicz <waldemar.rymarkiewicz@tieto.com> | 2012-09-20 08:59:11 +0200 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2012-09-25 00:17:27 +0200 |
| commit | 9010e39f508ee57dc9a7675073659cb9d019a802 (patch) | |
| tree | 05945183ec2c8dc0c323f2c502fa7e7516bace38 | |
| parent | 96e324024b421b3753eb142d5d92fbe4ac5e7519 (diff) | |
| download | linux-3.10-9010e39f508ee57dc9a7675073659cb9d019a802.tar.gz linux-3.10-9010e39f508ee57dc9a7675073659cb9d019a802.tar.bz2 linux-3.10-9010e39f508ee57dc9a7675073659cb9d019a802.zip | |
NFC: Handle RSET in SHDLC_CONNECTING state
As queue_work() does not guarantee immediate execution of sm_work it
can happen in crossover RSET usecase that connect timer will constantly
change the shdlc state from NEGOTIATING to CONNECTING before shdlc has
chance to handle incoming frame.
Signed-off-by: Waldemar Rymarkiewicz <waldemar.rymarkiewicz@tieto.com>
Acked-by: Eric Lapuyade <eric.lapuyade@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
| -rw-r--r-- | net/nfc/hci/llc_shdlc.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/nfc/hci/llc_shdlc.c b/net/nfc/hci/llc_shdlc.c index d54bfc51c69..a7931c7c57f 100644 --- a/net/nfc/hci/llc_shdlc.c +++ b/net/nfc/hci/llc_shdlc.c @@ -414,7 +414,8 @@ static void llc_shdlc_rcv_u_frame(struct llc_shdlc *shdlc, switch (u_frame_modifier) { case U_FRAME_RSET: - if (shdlc->state == SHDLC_NEGOCIATING) { + if ((shdlc->state == SHDLC_NEGOCIATING) || + (shdlc->state == SHDLC_CONNECTING)) { /* we sent RSET, but chip wants to negociate */ if (skb->len > 0) w = skb->data[0]; |