Messages in this thread Patch in this message | | | Date | Fri, 05 Apr 2024 08:28:12 -0700 | Subject | Re: [syzbot] [PATCH net] nfc: nci: Fix uninit-value in nci_rx_work | From | syzbot <> |
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Subject: [PATCH net] nfc: nci: Fix uninit-value in nci_rx_work Author: ryasuoka@redhat.com
#syz test: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 58c806d867bf265c6fd16fc3bc62e2d3c156b5c9
diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c index 0d26c8ec9993..b7a020484131 100644 --- a/net/nfc/nci/core.c +++ b/net/nfc/nci/core.c @@ -1516,7 +1516,7 @@ static void nci_rx_work(struct work_struct *work) nfc_send_to_raw_sock(ndev->nfc_dev, skb, RAW_PAYLOAD_NCI, NFC_DIRECTION_RX); - if (!nci_plen(skb->data)) { + if (!skb->len || !nci_plen(skb->data)) { kfree_skb(skb); break; }
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