NFC: Fix some code style and whitespace issues

Signed-off-by: Szymon Janc <szymon.janc@tieto.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/net/nfc/core.c b/net/nfc/core.c
index e94363d..aa64ea4 100644
--- a/net/nfc/core.c
+++ b/net/nfc/core.c
@@ -198,7 +198,7 @@
 	if (dev->n_targets == 0)
 		return NULL;
 
-	for (i = 0; i < dev->n_targets ; i++) {
+	for (i = 0; i < dev->n_targets; i++) {
 		if (dev->targets[i].idx == target_idx)
 			return &dev->targets[i];
 	}