swiotlb: drop pointless static qualifier in swiotlb_create_debugfs()

There is no need to have the 'struct dentry *d_swiotlb_usage' variable
static since new value always be assigned before use it.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
This commit is contained in:
YueHaibing 2019-02-14 09:04:08 +00:00 committed by Konrad Rzeszutek Wilk
parent 60513ed06a
commit 22cb45d769

View File

@ -682,7 +682,7 @@ swiotlb_dma_supported(struct device *hwdev, u64 mask)
static int __init swiotlb_create_debugfs(void)
{
static struct dentry *d_swiotlb_usage;
struct dentry *d_swiotlb_usage;
struct dentry *ent;
d_swiotlb_usage = debugfs_create_dir("swiotlb", NULL);