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authorWen Yang <wen.yang99@zte.com.cn>2019-03-22 11:04:08 +0800
committerDavid S. Miller <davem@davemloft.net>2019-03-23 21:21:24 -0400
commitbe693df3cf9dd113ff1d2c0d8150199efdba37f6 (patch)
treede661513d01c85e448bcf06714b9778e60903eac /drivers/net/ethernet/ibm
parentnet: xilinx: fix possible object reference leak (diff)
downloadlinux-dev-be693df3cf9dd113ff1d2c0d8150199efdba37f6.tar.xz
linux-dev-be693df3cf9dd113ff1d2c0d8150199efdba37f6.zip
net: ibm: fix possible object reference leak
The call to ehea_get_eth_dn returns a node pointer with refcount incremented thus it must be explicitly decremented after the last usage. Detected by coccinelle with the following warnings: ./drivers/net/ethernet/ibm/ehea/ehea_main.c:3163:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 3154, but without a corresponding object release within this function. Signed-off-by: Wen Yang <wen.yang99@zte.com.cn> Cc: Douglas Miller <dougmill@linux.ibm.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/ibm')
-rw-r--r--drivers/net/ethernet/ibm/ehea/ehea_main.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c
index 3baabdc89726..90b62c1412c8 100644
--- a/drivers/net/ethernet/ibm/ehea/ehea_main.c
+++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c
@@ -3160,6 +3160,7 @@ static ssize_t ehea_probe_port(struct device *dev,
if (ehea_add_adapter_mr(adapter)) {
pr_err("creating MR failed\n");
+ of_node_put(eth_dn);
return -EIO;
}