commit 7bfa5ab (drivers: dma-coherent: add initialization
from device tree) added support for dma coherent pool for
DeviceTree. Unfortunately that commit introduced a new
build warning because of a wrong type on the definition
of ->device_init(). This patch fixes it.

Cc: Marek Szyprowski <[email protected]>
Cc: Arnd Bergmann <[email protected]>
Cc: Michal Nazarewicz <[email protected]>
Cc: Grant Likely <[email protected]>
Cc: Laura Abbott <[email protected]>
Cc: Josh Cartwright <[email protected]>
Cc: Joonsoo Kim <[email protected]>
Cc: Kyungmin Park <[email protected]>
Cc: Andrew Morton <[email protected]>
Fixes: 7bfa5ab6 (drivers: dma-coherent: add initialization
        from device tree)
Signed-off-by: Felipe Balbi <[email protected]>
---
 drivers/base/dma-coherent.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/base/dma-coherent.c b/drivers/base/dma-coherent.c
index 55b8398..d3695a8 100644
--- a/drivers/base/dma-coherent.c
+++ b/drivers/base/dma-coherent.c
@@ -276,7 +276,7 @@ EXPORT_SYMBOL(dma_mmap_from_coherent);
 #include <linux/of_fdt.h>
 #include <linux/of_reserved_mem.h>
 
-static int rmem_dma_device_init(struct reserved_mem *rmem, struct device *dev)
+static void rmem_dma_device_init(struct reserved_mem *rmem, struct device *dev)
 {
        struct dma_coherent_mem *mem = rmem->priv;
 
@@ -286,11 +286,10 @@ static int rmem_dma_device_init(struct reserved_mem 
*rmem, struct device *dev)
                                     &mem) != DMA_MEMORY_MAP) {
                pr_err("Reserved memory: failed to init DMA memory pool at %pa, 
size %ld MiB\n",
                        &rmem->base, (unsigned long)rmem->size / SZ_1M);
-               return -ENODEV;
+               return;
        }
        rmem->priv = mem;
        dma_assign_coherent_memory(dev, mem);
-       return 0;
 }
 
 static void rmem_dma_device_release(struct reserved_mem *rmem,
-- 
2.1.0.GIT

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