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path: root/drivers/dma/amd/ptdma/ptdma-dmaengine.c
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Diffstat (limited to 'drivers/dma/amd/ptdma/ptdma-dmaengine.c')
-rw-r--r--drivers/dma/amd/ptdma/ptdma-dmaengine.c23
1 files changed, 4 insertions, 19 deletions
diff --git a/drivers/dma/amd/ptdma/ptdma-dmaengine.c b/drivers/dma/amd/ptdma/ptdma-dmaengine.c
index 81339664036f..628c49ce5de9 100644
--- a/drivers/dma/amd/ptdma/ptdma-dmaengine.c
+++ b/drivers/dma/amd/ptdma/ptdma-dmaengine.c
@@ -566,7 +566,6 @@ int pt_dmaengine_register(struct pt_device *pt)
struct ae4_device *ae4 = NULL;
struct pt_dma_chan *chan;
char *desc_cache_name;
- char *cmd_cache_name;
int ret, i;
if (pt->ver == AE4_DMA_VERSION)
@@ -582,27 +581,17 @@ int pt_dmaengine_register(struct pt_device *pt)
if (!pt->pt_dma_chan)
return -ENOMEM;
- cmd_cache_name = devm_kasprintf(pt->dev, GFP_KERNEL,
- "%s-dmaengine-cmd-cache",
- dev_name(pt->dev));
- if (!cmd_cache_name)
- return -ENOMEM;
-
desc_cache_name = devm_kasprintf(pt->dev, GFP_KERNEL,
"%s-dmaengine-desc-cache",
dev_name(pt->dev));
- if (!desc_cache_name) {
- ret = -ENOMEM;
- goto err_cache;
- }
+ if (!desc_cache_name)
+ return -ENOMEM;
pt->dma_desc_cache = kmem_cache_create(desc_cache_name,
sizeof(struct pt_dma_desc), 0,
SLAB_HWCACHE_ALIGN, NULL);
- if (!pt->dma_desc_cache) {
- ret = -ENOMEM;
- goto err_cache;
- }
+ if (!pt->dma_desc_cache)
+ return -ENOMEM;
dma_dev->dev = pt->dev;
dma_dev->src_addr_widths = DMA_SLAVE_BUSWIDTH_64_BYTES;
@@ -656,9 +645,6 @@ int pt_dmaengine_register(struct pt_device *pt)
err_reg:
kmem_cache_destroy(pt->dma_desc_cache);
-err_cache:
- kmem_cache_destroy(pt->dma_cmd_cache);
-
return ret;
}
EXPORT_SYMBOL_GPL(pt_dmaengine_register);
@@ -670,5 +656,4 @@ void pt_dmaengine_unregister(struct pt_device *pt)
dma_async_device_unregister(dma_dev);
kmem_cache_destroy(pt->dma_desc_cache);
- kmem_cache_destroy(pt->dma_cmd_cache);
}