diff mbox

[net] fjes: fix off-by-one error at fjes_hw_update_zone_task()

Message ID 1442499681-16712-1-git-send-email-izumi.taku@jp.fujitsu.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Taku Izumi Sept. 17, 2015, 2:21 p.m. UTC
Dan Carpenter reported off-by-one error of fjes at
http://www.mail-archive.com/netdev@vger.kernel.org/msg77520.html

Actually this is a bug.
ep_shm_info[epidx].{es_status, zone} should be update
inside for loop.

This patch fixes this bug.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com>
---
 drivers/net/fjes/fjes_hw.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Comments

David Miller Sept. 18, 2015, 5:34 a.m. UTC | #1
From: Taku Izumi <izumi.taku@jp.fujitsu.com>
Date: Thu, 17 Sep 2015 23:21:21 +0900

> Dan Carpenter reported off-by-one error of fjes at
> http://www.mail-archive.com/netdev@vger.kernel.org/msg77520.html
> 
> Actually this is a bug.
> ep_shm_info[epidx].{es_status, zone} should be update
> inside for loop.
> 
> This patch fixes this bug.
> 
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
> Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com>

Applied.
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diff mbox

Patch

diff --git a/drivers/net/fjes/fjes_hw.c b/drivers/net/fjes/fjes_hw.c
index b5f4a78..2d3848c 100644
--- a/drivers/net/fjes/fjes_hw.c
+++ b/drivers/net/fjes/fjes_hw.c
@@ -1011,11 +1011,11 @@  static void fjes_hw_update_zone_task(struct work_struct *work)
 					set_bit(epidx, &irq_bit);
 				break;
 			}
-		}
-
-		hw->ep_shm_info[epidx].es_status = info[epidx].es_status;
-		hw->ep_shm_info[epidx].zone = info[epidx].zone;
 
+			hw->ep_shm_info[epidx].es_status =
+				info[epidx].es_status;
+			hw->ep_shm_info[epidx].zone = info[epidx].zone;
+		}
 		break;
 	}