Commit 94035edc authored Nov 07, 2020 by Tiezhu Yang Committed by Christoph Hellwig Nov 27, 2020

dma-pool: no need to check return value of debugfs_create functions



When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.

Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

parent bf6e2d56

kernel/dma/pool.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -38,9 +38,6 @@ static void __init dma_atomic_pool_debugfs_init(void)
		struct dentry *root;

		root = debugfs_create_dir("dma_pools", NULL);
		if (IS_ERR_OR_NULL(root))
		return;

		debugfs_create_ulong("pool_size_dma", 0400, root, &pool_size_dma);
		debugfs_create_ulong("pool_size_dma32", 0400, root, &pool_size_dma32);
		debugfs_create_ulong("pool_size_kernel", 0400, root, &pool_size_kernel);

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