[PATCH] nfp: flower: fix memory leak in nfp_flower_spawn_vnic_reprs

From: Navid Emamdoost
Date: Wed Sep 25 2019 - 15:05:25 EST


In nfp_flower_spawn_vnic_reprs in the loop if initialization or the
allocations fail memory is leaked. Appropriate releases are added.

Signed-off-by: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>
---
drivers/net/ethernet/netronome/nfp/flower/main.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/net/ethernet/netronome/nfp/flower/main.c b/drivers/net/ethernet/netronome/nfp/flower/main.c
index 7a20447cca19..c20677059cb2 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/main.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/main.c
@@ -400,6 +400,7 @@ nfp_flower_spawn_vnic_reprs(struct nfp_app *app,
repr_priv = kzalloc(sizeof(*repr_priv), GFP_KERNEL);
if (!repr_priv) {
err = -ENOMEM;
+ nfp_repr_free(repr);
goto err_reprs_clean;
}

@@ -413,6 +414,7 @@ nfp_flower_spawn_vnic_reprs(struct nfp_app *app,
port = nfp_port_alloc(app, port_type, repr);
if (IS_ERR(port)) {
err = PTR_ERR(port);
+ kfree(repr_priv);
nfp_repr_free(repr);
goto err_reprs_clean;
}
@@ -433,6 +435,7 @@ nfp_flower_spawn_vnic_reprs(struct nfp_app *app,
err = nfp_repr_init(app, repr,
port_id, port, priv->nn->dp.netdev);
if (err) {
+ kfree(repr_priv);
nfp_port_free(port);
nfp_repr_free(repr);
goto err_reprs_clean;
--
2.17.1