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    Subject[PATCH] uio: remove unneeded variable "ret" in uio_dmem_genirq_open
    Date
    Fix the following coccicheck warning:

    drivers/uio/uio_dmem_genirq.c:47:5-8: Unneeded variable: "ret". Return
    "0" on line 71

    Signed-off-by: Jason Yan <yanaijie@huawei.com>
    ---
    drivers/uio/uio_dmem_genirq.c | 3 +--
    1 file changed, 1 insertion(+), 2 deletions(-)

    diff --git a/drivers/uio/uio_dmem_genirq.c b/drivers/uio/uio_dmem_genirq.c
    index f6ab3f28c838..6e27fe4fcca3 100644
    --- a/drivers/uio/uio_dmem_genirq.c
    +++ b/drivers/uio/uio_dmem_genirq.c
    @@ -44,7 +44,6 @@ static int uio_dmem_genirq_open(struct uio_info *info, struct inode *inode)
    {
    struct uio_dmem_genirq_platdata *priv = info->priv;
    struct uio_mem *uiomem;
    - int ret = 0;
    int dmem_region = priv->dmem_region_start;

    uiomem = &priv->uioinfo->mem[priv->dmem_region_start];
    @@ -68,7 +67,7 @@ static int uio_dmem_genirq_open(struct uio_info *info, struct inode *inode)
    mutex_unlock(&priv->alloc_lock);
    /* Wait until the Runtime PM code has woken up the device */
    pm_runtime_get_sync(&priv->pdev->dev);
    - return ret;
    + return 0;
    }

    static int uio_dmem_genirq_release(struct uio_info *info, struct inode *inode)
    --
    2.21.1
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