diff options
| author | Stanislaw Gruszka <sgruszka@redhat.com> | 2017-01-29 12:40:52 +0100 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2017-01-31 09:08:52 +0200 |
| commit | 33e962c8871f015f5c8978384553dddcf5b81b22 (patch) | |
| tree | 43aff96c2ee21d9e0fa2018457778a4de52053cd /drivers/net/wireless/ralink/rt2x00/rt2x00soc.c | |
| parent | 575ddce0507789bf9830d089557d2199d2f91865 (diff) | |
rt2x00: fix clk_get call
clk_get() takes two arguments and might return ERR_PTR(), so we
have to nullify pointer on that case, to do not break further call
to clk_get_rate().
Reported-by: Felix Fietkau <nbd@nbd.name>
Fixes: 34db70b92fae ("rt2x00: add copy of clk for soc devices")
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ralink/rt2x00/rt2x00soc.c')
| -rw-r--r-- | drivers/net/wireless/ralink/rt2x00/rt2x00soc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00soc.c b/drivers/net/wireless/ralink/rt2x00/rt2x00soc.c index 362f9d3b98fc..29250f79c4a4 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00soc.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00soc.c @@ -92,7 +92,10 @@ int rt2x00soc_probe(struct platform_device *pdev, const struct rt2x00_ops *ops) rt2x00dev->hw = hw; rt2x00dev->irq = platform_get_irq(pdev, 0); rt2x00dev->name = pdev->dev.driver->name; - rt2x00dev->clk = clk_get(&pdev->dev); + + rt2x00dev->clk = clk_get(&pdev->dev, NULL); + if (IS_ERR(rt2x00dev->clk)) + rt2x00dev->clk = NULL; rt2x00_set_chip_intf(rt2x00dev, RT2X00_CHIP_INTF_SOC); |