[PATCH] NFC: Fix next target_idx type and rename for clarity

[Eric Lapuyade <eric.lapuyade@linux.intel.com>]

There are many idx in this code, so make it clearer that this one is the base for the next target that will be discoved.

Signed-off-by: Eric Lapuyade <eric.lapuyade@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
---
 include/net/nfc/nfc.h |    2 +-
 net/nfc/core.c        |    2 +-
 net/nfc/rawsock.c     |    4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h
index 45f0563..f4f6950 100644
--- a/include/net/nfc/nfc.h
+++ b/include/net/nfc/nfc.h
@@ -89,7 +89,7 @@ struct nfc_genl_data {
 
 struct nfc_dev {
 	unsigned idx;
-	unsigned target_idx;
+	u32 target_next_idx;
 	struct nfc_target *targets;
 	int n_targets;
 	int targets_generation;
diff --git a/net/nfc/core.c b/net/nfc/core.c
index 2818582..d3a2cfb 100644
--- a/net/nfc/core.c
+++ b/net/nfc/core.c
@@ -435,7 +435,7 @@ int nfc_targets_found(struct nfc_dev *dev,
 	dev->polling = false;
 
 	for (i = 0; i < n_targets; i++)
-		targets[i].idx = dev->target_idx++;
+		targets[i].idx = dev->target_next_idx++;
 
 	spin_lock_bh(&dev->targets_lock);
 
diff --git a/net/nfc/rawsock.c b/net/nfc/rawsock.c
index b2825aa..ec1134c 100644
--- a/net/nfc/rawsock.c
+++ b/net/nfc/rawsock.c
@@ -92,8 +92,8 @@ static int rawsock_connect(struct socket *sock, struct sockaddr *_addr,
 		goto error;
 	}
 
-	if (addr->target_idx > dev->target_idx - 1 ||
-	    addr->target_idx < dev->target_idx - dev->n_targets) {
+	if (addr->target_idx > dev->target_next_idx - 1 ||
+	    addr->target_idx < dev->target_next_idx - dev->n_targets) {
 		rc = -EINVAL;
 		goto error;
 	}
-- 
1.7.6.5