Messages in this thread Patch in this message | | | From | Grygorii Strashko <> | Subject | [PATCH 02/15] drivers: net: cpsw: check return code from pm runtime calls | Date | Wed, 15 Jun 2016 14:55:50 +0300 |
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Add missed check of return codes from PM runtime get() calls.
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> --- drivers/net/ethernet/ti/cpsw.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index 736c77a..c76f9db 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -1253,7 +1253,11 @@ static int cpsw_ndo_open(struct net_device *ndev) int i, ret; u32 reg; - pm_runtime_get_sync(&priv->pdev->dev); + ret = pm_runtime_get_sync(&priv->pdev->dev); + if (ret < 0) { + pm_runtime_put_noidle(&priv->pdev->dev); + return ret; + } if (!cpsw_common_res_usage_state(priv)) cpsw_intr_disable(priv); @@ -2322,7 +2326,11 @@ static int cpsw_probe(struct platform_device *pdev) /* Need to enable clocks with runtime PM api to access module * registers */ - pm_runtime_get_sync(&pdev->dev); + ret = pm_runtime_get_sync(&pdev->dev); + if (ret < 0) { + pm_runtime_put_noidle(&pdev->dev); + goto clean_runtime_disable_ret; + } priv->version = readl(&priv->regs->id_ver); pm_runtime_put_sync(&pdev->dev); -- 2.8.4
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