[PATCH 6/9] staging: wilc1000: fix to free allocated memory in wilc_add_ptk()

[Ajay Singh <ajay.kathat@xxxxxxxxxxxxx>]

Free allocated memory in wilc_add_ptk() when it fails to enqueue the
command.

Signed-off-by: Ajay Singh <ajay.kathat@xxxxxxxxxxxxx>
---
 drivers/staging/wilc1000/host_interface.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index f493c78..a8771d5 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -2827,10 +2827,12 @@ int wilc_add_ptk(struct wilc_vif *vif, const u8 *ptk, u8 ptk_key_len,
 
 	result = wilc_enqueue_cmd(&msg);
 
-	if (result)
+	if (result) {
 		netdev_err(vif->ndev, "PTK Key\n");
-	else
+		kfree(msg.body.key_info.attr.wpa.key);
+	} else {
 		wait_for_completion(&hif_drv->comp_test_key_block);
+	}
 
 	return result;
 }
-- 
2.7.4