Messages in this thread Patch in this message | | | From | Jason Wang <> | Subject | [PATCH] drivers/virt/fsl_hypervisor: remove an unneeded variable | Date | Sun, 12 Dec 2021 15:40:47 +0800 |
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The variable `ret' used for returning is never changed in function `fsl_hv_close'. So that it can be removed and just return its initial value 0 at the end of `fsl_hv_close' function.
Signed-off-by: Jason Wang <wangborong@cdjrlc.com> --- drivers/virt/fsl_hypervisor.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/virt/fsl_hypervisor.c b/drivers/virt/fsl_hypervisor.c index 46ee0a0998b6..e49bec8bc8a4 100644 --- a/drivers/virt/fsl_hypervisor.c +++ b/drivers/virt/fsl_hypervisor.c @@ -687,15 +687,13 @@ static int fsl_hv_close(struct inode *inode, struct file *filp) struct doorbell_queue *dbq = filp->private_data; unsigned long flags; - int ret = 0; - spin_lock_irqsave(&db_list_lock, flags); list_del(&dbq->list); spin_unlock_irqrestore(&db_list_lock, flags); kfree(dbq); - return ret; + return 0; } static const struct file_operations fsl_hv_fops = { -- 2.34.1
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