linux-kernel - [PATCH v2 15/16] net: stmmac: remove unused variable in sysfs_display

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Message-Id: <20170208083121.27949-16-clabbe.montjoie@gmail.com>
Date:   Wed,  8 Feb 2017 09:31:20 +0100
From:   Corentin Labbe <clabbe.montjoie@...il.com>
To:     peppe.cavallaro@...com, alexandre.torgue@...com,
        netdev@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org,
        Corentin Labbe <clabbe.montjoie@...il.com>
Subject: [PATCH v2 15/16] net: stmmac: remove unused variable in sysfs_display_ring

The u64 x variable in sysfs_display_ring is unused.
This patch remove it.

Signed-off-by: Corentin Labbe <clabbe.montjoie@...il.com>
Acked-by: Giuseppe Cavallaro <peppe.cavallaro@...com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index c5dc3f9..d1b2e1e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -2893,9 +2893,7 @@ static void sysfs_display_ring(void *head, int size, int extend_desc,
 	struct dma_desc *p = (struct dma_desc *)head;
 
 	for (i = 0; i < size; i++) {
-		u64 x;
 		if (extend_desc) {
-			x = *(u64 *) ep;
 			seq_printf(seq, "%d [0x%x]: 0x%x 0x%x 0x%x 0x%x\n",
 				   i, (unsigned int)virt_to_phys(ep),
 				   le32_to_cpu(ep->basic.des0),
@@ -2904,7 +2902,6 @@ static void sysfs_display_ring(void *head, int size, int extend_desc,
 				   le32_to_cpu(ep->basic.des3));
 			ep++;
 		} else {
-			x = *(u64 *) p;
 			seq_printf(seq, "%d [0x%x]: 0x%x 0x%x 0x%x 0x%x\n",
 				   i, (unsigned int)virt_to_phys(ep),
 				   le32_to_cpu(p->des0), le32_to_cpu(p->des1),
-- 
2.10.2