Messages in this thread Patch in this message | | | From | YueHaibing <> | Subject | [PATCH -next] swiotlb: drop pointless static qualifier in swiotlb_dma_supported() | Date | Thu, 14 Feb 2019 01:41:47 +0000 |
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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> --- 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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