nfc: nci: Fix handling of zero-length payload packets in nci_rx_work()

[ Upstream commit 6671e35 ]

When nci_rx_work() receives a zero-length payload packet, it should not
discard the packet and exit the loop. Instead, it should continue
processing subsequent packets.

Fixes: d24b035 ("nfc: nci: Fix uninit-value in nci_dev_up and nci_ntf_packet")
Signed-off-by: Ryosuke Yasuoka <[email protected]>
Reviewed-by: Simon Horman <[email protected]>
Reviewed-by: Krzysztof Kozlowski <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Paolo Abeni <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
FOF: 0724
Signed-off-by: Alok Tiwari <[email protected]>

Author: YsuOS

net/nfc/nci/core.c

@@ -1514,8 +1514,7 @@ static void nci_rx_work(struct work_struct *work)
 
 		if (!nci_valid_size(skb)) {
 			kfree_skb(skb);
-			kcov_remote_stop();
-			break;
+			continue;
 		}
 
 		/* Process frame */