NFC: NCI: Use reinit_completion() at appropriate places

Calling init_completion() once is enough.
Then use reinit_completion() instead in __nci_request() and nci_spi_send().

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

net/nfc/nci/core.c

diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
index 46bda01..28d0762 100644
--- a/net/nfc/nci/core.c
+++ b/net/nfc/nci/core.c
@@ -74,7 +74,7 @@
 
 	ndev->req_status = NCI_REQ_PEND;
 
-	init_completion(&ndev->req_completion);
+	reinit_completion(&ndev->req_completion);
 	req(ndev, opt);
 	completion_rc =
 		wait_for_completion_interruptible_timeout(&ndev->req_completion,
@@ -709,6 +709,7 @@
 	ndev->ops = ops;
 	ndev->tx_headroom = tx_headroom;
 	ndev->tx_tailroom = tx_tailroom;
+	init_completion(&ndev->req_completion);
 
 	ndev->nfc_dev = nfc_allocate_device(&nci_nfc_ops,
 					    supported_protocols,

net/nfc/nci/spi.c

diff --git a/net/nfc/nci/spi.c b/net/nfc/nci/spi.c
index f1d426f..ec250e7 100644
--- a/net/nfc/nci/spi.c
+++ b/net/nfc/nci/spi.c
@@ -105,7 +105,7 @@
 	if (ret != 0 || nspi->acknowledge_mode == NCI_SPI_CRC_DISABLED)
 		goto done;
 
-	init_completion(&nspi->req_completion);
+	reinit_completion(&nspi->req_completion);
 	completion_rc =	wait_for_completion_interruptible_timeout(
 							&nspi->req_completion,
 							NCI_SPI_SEND_TIMEOUT);
@@ -145,6 +145,7 @@
 
 	nspi->spi = spi;
 	nspi->ndev = ndev;
+	init_completion(&nspi->req_completion);
 
 	return nspi;
 }