diff options
| author | Samuel Ortiz <sameo@linux.intel.com> | 2012-10-04 22:37:22 (GMT) |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2012-10-26 16:26:46 (GMT) |
| commit | a6a0915f8c2d794030097ebe0adb85ee904ebac3 (patch) | |
| tree | f06d0bf7357ffc06fc44aa320155434aa98279da | |
| parent | 97f18414af395c547f20300e5d4c81d7190a4155 (diff) | |
| download | linux-fsl-qoriq-a6a0915f8c2d794030097ebe0adb85ee904ebac3.tar.xz | |
NFC: Avoid falling back to SYMM when sk is NULL
In some cases (SNL, DISC, DM) we need to send an LLCP skbs without
having a sock owning it. I frames are an exception here since
they may be requeued to the llcp_sock queue.
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
| -rw-r--r-- | net/nfc/llcp/llcp.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index cc10d07..71cc8af 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -610,7 +610,10 @@ static void nfc_llcp_tx_work(struct work_struct *work) if (skb != NULL) { sk = skb->sk; llcp_sock = nfc_llcp_sock(sk); - if (llcp_sock != NULL) { + + if (llcp_sock == NULL && nfc_llcp_ptype(skb) == LLCP_PDU_I) { + nfc_llcp_send_symm(local->dev); + } else { int ret; pr_debug("Sending pending skb\n"); @@ -629,8 +632,6 @@ static void nfc_llcp_tx_work(struct work_struct *work) skb_queue_tail(&llcp_sock->tx_pending_queue, skb); } - } else { - nfc_llcp_send_symm(local->dev); } } else { nfc_llcp_send_symm(local->dev); |