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| author | Navid Emamdoost | 2019-07-24 00:04:30 +0200 |
|---|---|---|
| committer | David S. Miller | 2019-07-25 20:47:10 +0200 |
| commit | 9891d06836e67324c9e9c4675ed90fc8b8110034 (patch) | |
| tree | 8ab57b046542288bebf5201f79617b58a64394da /drivers/nfc | |
| parent | tun: mark small packets as owned by the tap sock (diff) | |
| download | kernel-qcow2-linux-9891d06836e67324c9e9c4675ed90fc8b8110034.tar.gz kernel-qcow2-linux-9891d06836e67324c9e9c4675ed90fc8b8110034.tar.xz kernel-qcow2-linux-9891d06836e67324c9e9c4675ed90fc8b8110034.zip | |
st21nfca_connectivity_event_received: null check the allocation
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>
Diffstat (limited to 'drivers/nfc')
| -rw-r--r-- | drivers/nfc/st21nfca/se.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/nfc/st21nfca/se.c b/drivers/nfc/st21nfca/se.c index 06fc542fd198..6586378cacb0 100644 --- a/drivers/nfc/st21nfca/se.c +++ b/drivers/nfc/st21nfca/se.c @@ -317,6 +317,8 @@ 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], |