Message ID | 20190925190512.3404-1-navid.emamdoost@gmail.com |
---|---|
State | Accepted |
Delegated to: | David Miller |
Headers | show |
Series | nfp: flower: fix memory leak in nfp_flower_spawn_vnic_reprs | expand |
On Wed, 25 Sep 2019 14:05:09 -0500, Navid Emamdoost wrote: > 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@gmail.com> Fixes: b94524529741 ("nfp: flower: add per repr private data for LAG offload") Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com>
> @@ -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; How do you think about to move common exception handling code to the end of this function implementation by using another jump target? Regards, Markus
From: Navid Emamdoost <navid.emamdoost@gmail.com> Date: Wed, 25 Sep 2019 14:05:09 -0500 > 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@gmail.com> Applied.
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;
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@gmail.com> --- drivers/net/ethernet/netronome/nfp/flower/main.c | 3 +++ 1 file changed, 3 insertions(+)