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authorSamuel Ortiz <sameo@linux.intel.com>2012-10-05 00:37:22 +0200
committerSamuel Ortiz <sameo@linux.intel.com>2012-10-26 18:26:46 +0200
commita6a0915f8c2d794030097ebe0adb85ee904ebac3 (patch)
treef06d0bf7357ffc06fc44aa320155434aa98279da /net/nfc/llcp/llcp.c
parent97f18414af395c547f20300e5d4c81d7190a4155 (diff)
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>
Diffstat (limited to 'net/nfc/llcp/llcp.c')
-rw-r--r--net/nfc/llcp/llcp.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c
index cc10d073c338..71cc8af097a4 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);