[net-next 08/13] fsl/fman: check pcsphy pointer before use
flat view
From: Madalin Bucur <madalin.bucur@nxp.com>
Date: 2016-10-04 07:49:17
Also in:
lkml, netdev
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com> --- drivers/net/ethernet/freescale/fman/fman_memac.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/net/ethernet/freescale/fman/fman_memac.c b/drivers/net/ethernet/freescale/fman/fman_memac.c
index 96dfe7e..53ef51e 100644
--- a/drivers/net/ethernet/freescale/fman/fman_memac.c
+++ b/drivers/net/ethernet/freescale/fman/fman_memac.c@@ -507,6 +507,9 @@ static void setup_sgmii_internal_phy(struct fman_mac *memac, { u16 tmp_reg16; + if (WARN_ON(!memac->pcsphy)) + return; + /* SGMII mode */ tmp_reg16 = IF_MODE_SGMII_EN; if (!fixed_link)
--
2.1.0