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 <yuehaib...@huawei.com>
---
v2: fix patch title
---
kernel/dma/swiotlb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/dma/swiotlb.c b/kernel/dma/swiotlb.c
index a7b53786db9f..02fa517c47d9 100644
--- a/kernel/dma/swiotlb.c
+++ b/kernel/dma/swiotlb.c
@@ -689,7 +689,7 @@ 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);
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