linux-stable/kernel/dma
Greg Kroah-Hartman 1be51474f9 swiotlb: 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.

Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Robin Murphy <robin.murphy@arm.com>
Cc: iommu@lists.linux-foundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20190612144314.GA16803@kroah.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-07-03 16:57:18 +02:00
..
coherent.c dma-mapping: remove the DMA_MEMORY_EXCLUSIVE flag 2019-02-20 07:27:00 -07:00
contiguous.c dma-mapping: fix panic caused by passing empty cma command line argument 2018-09-20 09:01:08 +02:00
debug.c dma/debug: Simplify stracktrace retrieval 2019-04-29 12:37:50 +02:00
direct.c dma-mapping: remove leftover NULL device support 2019-04-08 17:52:46 +02:00
dummy.c dma-mapping: factor out dummy DMA ops 2018-12-13 21:06:12 +01:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
Makefile dma-mapping: improve selection of dma_declare_coherent availability 2019-02-20 07:26:35 -07:00
mapping.c dma-mapping: remove an unnecessary NULL check 2019-04-24 16:28:13 +02:00
remap.c dma-direct: fix DMA_ATTR_NO_KERNEL_MAPPING for remapped allocations 2019-01-05 08:28:29 +01:00
swiotlb.c swiotlb: no need to check return value of debugfs_create functions 2019-07-03 16:57:18 +02:00
virt.c dma-mapping: zero memory returned from dma_alloc_* 2018-12-20 08:13:52 +01:00