lkml.org 
[lkml]   [2016]   [Feb]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH 6/6] soc: rockchip: power-domain: check the existing of regmap
    Date
    Check return value of syscon_node_to_regmap for
    rockchip_pm_domain_probe. If err value is returned, probe
    procedure should abort.

    Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
    ---

    drivers/soc/rockchip/pm_domains.c | 4 ++++
    1 file changed, 4 insertions(+)

    diff --git a/drivers/soc/rockchip/pm_domains.c b/drivers/soc/rockchip/pm_domains.c
    index 534c589..3c4a44d 100644
    --- a/drivers/soc/rockchip/pm_domains.c
    +++ b/drivers/soc/rockchip/pm_domains.c
    @@ -402,6 +402,10 @@ static int rockchip_pm_domain_probe(struct platform_device *pdev)
    }

    pmu->regmap = syscon_node_to_regmap(parent->of_node);
    + if (IS_ERR(pmu->regmap)) {
    + dev_err(dev, "no regmap available\n");
    + return -ENODEV;
    + }

    /*
    * Configure power up and down transition delays for CORE
    --
    2.3.7

    \
     
     \ /
      Last update: 2016-02-15 05:21    [W:3.736 / U:0.152 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site