Zero-initialize chain on qed_chain_free(), so it couldn't be freed twice and provoke undefined behaviour.
Signed-off-by: Alexander Lobakin <[email protected]> Signed-off-by: Igor Russkikh <[email protected]> Signed-off-by: Michal Kalderon <[email protected]> --- drivers/net/ethernet/qlogic/qed/qed_chain.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/qlogic/qed/qed_chain.c b/drivers/net/ethernet/qlogic/qed/qed_chain.c index bab02ff32514..917b783433f7 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_chain.c +++ b/drivers/net/ethernet/qlogic/qed/qed_chain.c @@ -92,8 +92,10 @@ void qed_chain_free(struct qed_dev *cdev, struct qed_chain *chain) qed_chain_free_pbl(cdev, chain); break; default: - break; + return; } + + qed_chain_init_mem(chain, NULL, 0); } static int -- 2.25.1
