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net: dsa: felix: Fix memory leak in felix_setup_mmio_filtering

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Avoid a memory leak if there is not a CPU port defined.

Fixes: 8d5f7954b7c8 ("net: dsa: felix: break at first CPU port during init and teardown")
Addresses-Coverity-ID: 1492897 ("Resource leak")
Addresses-Coverity-ID: 1492899 ("Resource leak")
Signed-off-by: José Expósito <jose.exposito89@gmail.com>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Link: https://lore.kernel.org/r/20211209110538.11585-1-jose.exposito89@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
José Expósito 2021-12-09 12:05:40 +01:00 committed by Jakub Kicinski
parent 37ad4e2a77
commit e8b1d76980
1 changed files with 4 additions and 1 deletions
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5
drivers/net/dsa/ocelot/felix.c
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@ -290,8 +290,11 @@ static int felix_setup_mmio_filtering(struct felix *felix)
}
}
if (cpu < 0)
if (cpu < 0) {
kfree(tagging_rule);
kfree(redirect_rule);
return -EINVAL;
}
tagging_rule->key_type = OCELOT_VCAP_KEY_ETYPE;
*(__be16 *)tagging_rule->key.etype.etype.value = htons(ETH_P_1588);