Message ID | 1431158289-27946-1-git-send-email-stefan.wahren@i2se.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Stefan Wahren <stefan.wahren@i2se.com> Date: Sat, 9 May 2015 07:58:09 +0000 > Registering the netdev before setting the priv data is unsafe. > So fix this possible race by setting the priv data first. > > Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> > Cc: <stable@vger.kernel.org> # v3.18+ > Fixes: 291ab06e (net: qualcomm: new Ethernet over SPI driver for QCA7000) Applied, thanks. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c index 4a42e96..946317a 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.c +++ b/drivers/net/ethernet/qualcomm/qca_spi.c @@ -913,6 +913,8 @@ qca_spi_probe(struct spi_device *spi_device) qca->spi_dev = spi_device; qca->legacy_mode = legacy_mode; + spi_set_drvdata(spi_device, qcaspi_devs); + mac = of_get_mac_address(spi_device->dev.of_node); if (mac) @@ -945,8 +947,6 @@ qca_spi_probe(struct spi_device *spi_device) return -EFAULT; } - spi_set_drvdata(spi_device, qcaspi_devs); - qcaspi_init_device_debugfs(qca); return 0;
Registering the netdev before setting the priv data is unsafe. So fix this possible race by setting the priv data first. Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> Cc: <stable@vger.kernel.org> # v3.18+ Fixes: 291ab06e (net: qualcomm: new Ethernet over SPI driver for QCA7000) --- drivers/net/ethernet/qualcomm/qca_spi.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)