From: YueHaibing <yuehaibing@huawei.com>
Date: Thu, 14 Feb 2019 09:04:08 +0000 (+0000)
Subject: swiotlb: drop pointless static qualifier in swiotlb_create_debugfs()
X-Git-Tag: v5.1-rc1~108^2
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=22cb45d7692ab502dd47dc5a607b3af240ee1e37;p=linux.git

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>
---

diff --git a/kernel/dma/swiotlb.c b/kernel/dma/swiotlb.c
index a01b83e95a2a..2b0c8fd9658e 100644
--- a/kernel/dma/swiotlb.c
+++ b/kernel/dma/swiotlb.c
@@ -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);