[ Upstream commit 9891d06836e67324c9e9c4675ed90fc8b8110034 ]
devm_kzalloc may fail and return null. So the null check is needed.
Signed-off-by: Navid Emamdoost navid.emamdoost@gmail.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/nfc/st21nfca/se.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/nfc/st21nfca/se.c b/drivers/nfc/st21nfca/se.c index 4bed9e842db38..fd967a38a94a5 100644 --- a/drivers/nfc/st21nfca/se.c +++ b/drivers/nfc/st21nfca/se.c @@ -328,6 +328,8 @@ int st21nfca_connectivity_event_received(struct nfc_hci_dev *hdev, u8 host,
transaction = (struct nfc_evt_transaction *)devm_kzalloc(dev, skb->len - 2, GFP_KERNEL); + if (!transaction) + return -ENOMEM;
transaction->aid_len = skb->data[1]; memcpy(transaction->aid, &skb->data[2],