octeontx2-af: Increment ptp refcount before use

Before using the ptp pci device by AF driver increment
the reference count of it.

Fixes: be9ca1d73770 ("octeontx2-af: Add PTP device id for CN10K and 95O silcons")
Signed-off-by: Subbaraya Sundeep <sbhatta@marvell.com>
Signed-off-by: Sunil Goutham <sgoutham@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/marvell/octeontx2/af/ptp.c b/drivers/net/ethernet/marvell/octeontx2/af/ptp.c
index d6321de3cc17195e2324b955480d3a9717b5892a..e682b7bfde6407c7d9cab3dff320c757d3f4a72a 100644 (file)
--- a/drivers/net/ethernet/marvell/octeontx2/af/ptp.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/ptp.c
@@ -60,6 +60,8 @@ struct ptp *ptp_get(void)
        /* Check driver is bound to PTP block */
        if (!ptp)
                ptp = ERR_PTR(-EPROBE_DEFER);
+       else
+               pci_dev_get(ptp->pdev);
 
        return ptp;
 }