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authorNavid Emamdoost <navid.emamdoost@gmail.com>2019-07-24 01:11:51 +0300
committerDavid S. Miller <davem@davemloft.net>2019-07-25 21:48:06 +0300
commit3008e06fdf0973770370f97d5f1fba3701d8281d (patch)
treea477f78009ae990751b7ba79fa61b73b97ab97ca /drivers/nfc
parent9891d06836e67324c9e9c4675ed90fc8b8110034 (diff)
downloadlinux-3008e06fdf0973770370f97d5f1fba3701d8281d.tar.xz
st_nci_hci_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/st-nci/se.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/nfc/st-nci/se.c b/drivers/nfc/st-nci/se.c
index c3e10b6ab3a4..f25f1ec5f9e9 100644
--- a/drivers/nfc/st-nci/se.c
+++ b/drivers/nfc/st-nci/se.c
@@ -333,6 +333,8 @@ static int st_nci_hci_connectivity_event_received(struct nci_dev *ndev,
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], transaction->aid_len);