From 2467ab9590092ffdf837e9283e84dedd04c93ab3 Mon Sep 17 00:00:00 2001
From: Jiri Slaby <jslaby@suse.cz>
Date: Wed, 6 Jan 2010 06:54:16 +0000
Subject: [PATCH] NET: atlx, fix memory leak
Stanse found a memory leak in atl2_get_eeprom. eeprom_buff is not
freed/assigned on all paths. Fix that.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Jay Cliburn <jcliburn@gmail.com>
Cc: Chris Snook <chris.snook@gmail.com>
Cc: Jie Yang <jie.yang@atheros.com>
Cc: atl1-devel@lists.sourceforge.net
Cc: "David S. Miller" <davem@davemloft.net>
Cc: netdev@vger.kernel.org
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/atlx/atl2.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/net/atlx/atl2.c b/drivers/net/atlx/atl2.c
index c0451d75cdcf..ec52529394ad 100644
--- a/drivers/net/atlx/atl2.c
+++ b/drivers/net/atlx/atl2.c
@@ -1959,12 +1959,15 @@ static int atl2_get_eeprom(struct net_device *netdev,
return -ENOMEM;
for (i = first_dword; i < last_dword; i++) {
- if (!atl2_read_eeprom(hw, i*4, &(eeprom_buff[i-first_dword])))
- return -EIO;
+ if (!atl2_read_eeprom(hw, i*4, &(eeprom_buff[i-first_dword]))) {
+ ret_val = -EIO;
+ goto free;
+ }
}
memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 3),
eeprom->len);
+free:
kfree(eeprom_buff);
return ret_val;
--
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