[PATCH v3 15/18] tftp: do not use 'priv->block' for RRQ

[Enrico Scholz <enrico.scholz@sigma-chemnitz.de>]

attribute is not used outside tftp_recv() for RRQ.

Signed-off-by: Enrico Scholz <enrico.scholz@sigma-chemnitz.de>
---
 fs/tftp.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/fs/tftp.c b/fs/tftp.c
index 4c3980404dc1..c96c8917633a 100644
--- a/fs/tftp.c
+++ b/fs/tftp.c
@@ -316,6 +316,7 @@ static void tftp_recv(struct file_priv *priv,
 			uint8_t *pkt, unsigned len, uint16_t uh_sport)
 {
 	uint16_t opcode;
+	uint16_t block;
 
 	/* according to RFC1350 minimal tftp packet length is 4 bytes */
 	if (len < 4)
@@ -370,7 +371,7 @@ static void tftp_recv(struct file_priv *priv,
 
 	case TFTP_DATA:
 		len -= 2;
-		priv->block = ntohs(*(uint16_t *)pkt);
+		block = ntohs(*(uint16_t *)pkt);
 
 		if (priv->state == STATE_RRQ || priv->state == STATE_OACK) {
 			/* first block received */
@@ -378,20 +379,20 @@ static void tftp_recv(struct file_priv *priv,
 			priv->tftp_con->udp->uh_dport = uh_sport;
 			priv->last_block = 0;
 
-			if (priv->block != 1) {	/* Assertion */
+			if (block != 1) {	/* Assertion */
 				pr_err("error: First block is not block 1 (%d)\n",
-					priv->block);
+					block);
 				priv->err = -EINVAL;
 				priv->state = STATE_DONE;
 				break;
 			}
 		}
 
-		if (priv->block != (uint16_t)(priv->last_block + 1))
+		if (block != (uint16_t)(priv->last_block + 1))
 			break;
 
 		tftp_timer_reset(priv);
-		tftp_put_data(priv, priv->block, pkt + 2, len);
+		tftp_put_data(priv, block, pkt + 2, len);
 
 		break;
 
-- 
2.37.1