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authorNavid Emamdoost <navid.emamdoost@gmail.com>2019-09-25 13:24:02 -0500
committerDavid S. Miller <davem@davemloft.net>2019-09-27 20:10:52 +0200
commit8572cea1461a006bce1d06c0c4b0575869125fa4 (patch)
tree2474340d64175ca072193f1d2c98e87fb8f9ff3e /drivers
parentdfe5999dc03e321d08190772c98843284d5cf419 (diff)
nfp: flower: prevent memory leak in nfp_flower_spawn_phy_reprs
In nfp_flower_spawn_phy_reprs, in the for loop over eth_tbl if any of intermediate allocations or initializations fail memory is leaked. requiered releases are added. Fixes: b94524529741 ("nfp: flower: add per repr private data for LAG offload") Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com> Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/netronome/nfp/flower/main.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/flower/main.c b/drivers/net/ethernet/netronome/nfp/flower/main.c
index 7a20447cca19..91a47899220f 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/main.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/main.c
@@ -515,6 +515,7 @@ nfp_flower_spawn_phy_reprs(struct nfp_app *app, struct nfp_flower_priv *priv)
repr_priv = kzalloc(sizeof(*repr_priv), GFP_KERNEL);
if (!repr_priv) {
err = -ENOMEM;
+ nfp_repr_free(repr);
goto err_reprs_clean;
}
@@ -525,11 +526,13 @@ nfp_flower_spawn_phy_reprs(struct nfp_app *app, struct nfp_flower_priv *priv)
port = nfp_port_alloc(app, NFP_PORT_PHYS_PORT, repr);
if (IS_ERR(port)) {
err = PTR_ERR(port);
+ kfree(repr_priv);
nfp_repr_free(repr);
goto err_reprs_clean;
}
err = nfp_port_init_phy_port(app->pf, app, port, i);
if (err) {
+ kfree(repr_priv);
nfp_port_free(port);
nfp_repr_free(repr);
goto err_reprs_clean;
@@ -542,6 +545,7 @@ nfp_flower_spawn_phy_reprs(struct nfp_app *app, struct nfp_flower_priv *priv)
err = nfp_repr_init(app, repr,
cmsg_port_id, port, priv->nn->dp.netdev);
if (err) {
+ kfree(repr_priv);
nfp_port_free(port);
nfp_repr_free(repr);
goto err_reprs_clean;