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| author | Navid Emamdoost <navid.emamdoost@gmail.com> | 2019-09-25 13:24:02 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-10-05 13:13:16 +0200 |
| commit | b86bd41b767a922b63da6717268eab9f62e3e457 (patch) | |
| tree | 407b6e4a3d0e44c89aa358db99e16a86f5e316da | |
| parent | 9561c13512323568677b7fe151673c606a95970a (diff) | |
| download | linux-stable-b86bd41b767a922b63da6717268eab9f62e3e457.tar.gz linux-stable-b86bd41b767a922b63da6717268eab9f62e3e457.tar.bz2 linux-stable-b86bd41b767a922b63da6717268eab9f62e3e457.zip | |
nfp: flower: prevent memory leak in nfp_flower_spawn_phy_reprs
[ Upstream commit 8572cea1461a006bce1d06c0c4b0575869125fa4 ]
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/flower/main.c | 4 |
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 5331e01f373e..acb02e1513f2 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/main.c +++ b/drivers/net/ethernet/netronome/nfp/flower/main.c @@ -518,6 +518,7 @@ 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; } @@ -528,11 +529,13 @@ 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; @@ -545,6 +548,7 @@ 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; |