lkml.org 
[lkml]   [2019]   [Aug]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] net: pch_gbe: Fix memory leaks
Date
In pch_gbe_set_ringparam(), if netif_running() returns false, 'tx_old' and
'rx_old' are not deallocated, leading to memory leaks. To fix this issue,
move the free statements after the if branch.

Signed-off-by: Wenwen Wang <wenwen@cs.uga.edu>
---
drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_ethtool.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_ethtool.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_ethtool.c
index 1a3008e..ef6311cd 100644
--- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_ethtool.c
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_ethtool.c
@@ -340,12 +340,12 @@ static int pch_gbe_set_ringparam(struct net_device *netdev,
goto err_setup_tx;
pch_gbe_free_rx_resources(adapter, rx_old);
pch_gbe_free_tx_resources(adapter, tx_old);
- kfree(tx_old);
- kfree(rx_old);
adapter->rx_ring = rxdr;
adapter->tx_ring = txdr;
err = pch_gbe_up(adapter);
}
+ kfree(tx_old);
+ kfree(rx_old);
return err;

err_setup_tx:
--
2.7.4
\
 
 \ /
  Last update: 2019-08-14 03:35    [W:0.072 / U:30.668 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site