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authorIdo Schimmel <idosch@mellanox.com>2015-08-06 16:41:57 +0200
committerDavid S. Miller <davem@davemloft.net>2015-08-09 22:54:10 -0700
commit3bfcd34764cbd3bcb48f6e9009eacf1d19856213 (patch)
tree8d53c807c62f83a096f9bd30388da57d31570918 /drivers/net/ethernet/mellanox
parentd003462a50de8605e66be0966e6370ab9821e07e (diff)
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mlxsw: Use correct skb length when dumping payload
Do not use the length of the transmitted skb (which was freed), but that of the response skb. This issue was discovered using the Kernel Address sanitizer (KASan). Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c
index 7562802bc6c8..09325b72d524 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.c
@@ -1073,7 +1073,7 @@ static int mlxsw_core_reg_access_emad(struct mlxsw_core *mlxsw_core,
mlxsw_core->emad.tid - 1);
mlxsw_core_buf_dump_dbg(mlxsw_core,
mlxsw_core->emad.resp_skb->data,
- skb->len);
+ mlxsw_core->emad.resp_skb->len);
dev_kfree_skb(mlxsw_core->emad.resp_skb);
}