NFC: llcp: Fix 2 memory leaks

Once copied into the sk_buff data area using llcp_add_tlv(), the
allocated TLVs must be freed.

With this patch nfc_llcp_send_connect() and nfc_llcp_send_cc() don't
return immediately on success and now free the allocated TLVs.

Signed-off-by: Thierry Escande <thierry.escande@collabora.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

1 files changed, 6 insertions, 4 deletions

diff --git a/net/nfc/llcp_commands.c b/net/nfc/llcp_commands.c
index 4112d009b032..c5959ce503e6 100644
--- a/net/nfc/llcp_commands.c
+++ b/net/nfc/llcp_commands.c
@@ -444,10 +444,11 @@ int nfc_llcp_send_connect(struct nfc_llcp_sock *sock)
 
         skb_queue_tail(&local->tx_queue, skb);
 
-        return 0;
+        err = 0;
 
 error_tlv:
-        pr_err("error %d\n", err);
+        if (err)
+                pr_err("error %d\n", err);
 
         kfree(service_name_tlv);
         kfree(miux_tlv);
@@ -495,10 +496,11 @@ int nfc_llcp_send_cc(struct nfc_llcp_sock *sock)
 
         skb_queue_tail(&local->tx_queue, skb);
 
-        return 0;
+        err = 0;
 
 error_tlv:
-        pr_err("error %d\n", err);
+        if (err)
+                pr_err("error %d\n", err);
 
         kfree(miux_tlv);
         kfree(rw_tlv);