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| author | Madalin Bucur <madalin.bucur@nxp.com> | 2016-06-28 12:32:44 (GMT) |
|---|---|---|
| committer | Madalin Bucur <madalin.bucur@nxp.com> | 2016-10-04 06:26:08 (GMT) |
| commit | 47256192c65b786ea9dbebf47f45b938a02e3914 (patch) | |
| tree | fe03cd0f516158cb4aea6668221c2aa977fda4e1 /drivers/net/ethernet/freescale | |
| parent | 44045e45abbda3e6db7ca0ef3e460e6ed03419c9 (diff) | |
| download | linux-47256192c65b786ea9dbebf47f45b938a02e3914.tar.xz | |
fsl/fman: check pcsphy pointer before use
Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com>
Diffstat (limited to 'drivers/net/ethernet/freescale')
| -rw-r--r-- | drivers/net/ethernet/freescale/fman/fman_memac.c | 3 |
1 files changed, 3 insertions, 0 deletions
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) |