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authorSamuel Ortiz2012-03-05 01:03:40 +0100
committerJohn W. Linville2012-03-06 15:16:21 -0500
commitb9a76f1d3c6da47b2fa115ff1c0de229e8d06f8f (patch)
treebd1859606e3e808c47fe87b77a157613f2b9b9c6 /net/nfc
parent98b3ac1b980b0c0ffff24fda8d13ab8c216df4d1 (diff)
NFC: Clear LLCP SDPs whan MAC goes down
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/nfc')
-rw-r--r--net/nfc/llcp/llcp.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c
index 443407e964ca..577bcb92ea9b 100644
--- a/net/nfc/llcp/llcp.c
+++ b/net/nfc/llcp/llcp.c
@@ -97,6 +97,17 @@ static void nfc_llcp_socket_release(struct nfc_llcp_local *local)
mutex_unlock(&local->socket_lock);
}
+static void nfc_llcp_clear_sdp(struct nfc_llcp_local *local)
+{
+ mutex_lock(&local->sdp_lock);
+
+ local->local_wks = 0;
+ local->local_sdp = 0;
+ local->local_sap = 0;
+
+ mutex_unlock(&local->sdp_lock);
+}
+
static void nfc_llcp_timeout_work(struct work_struct *work)
{
struct nfc_llcp_local *local = container_of(work, struct nfc_llcp_local,
@@ -857,6 +868,8 @@ void nfc_llcp_mac_is_down(struct nfc_dev *dev)
if (local == NULL)
return;
+ nfc_llcp_clear_sdp(local);
+
/* Close and purge all existing sockets */
nfc_llcp_socket_release(local);
}