dma: mv_xor: Fix incorrect error path

Return directly if memory allocation fails. There is no need
of dma_free_coherent().

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Saeed Bishara <saeed@marvell.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index d332b9e3f9ce9f4c0fdac9eec0020a6a8a2c83d7..0ec086d2b6a00819d2407108893d68e01a9063c2 100644 (file)
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -1036,10 +1036,8 @@ mv_xor_channel_add(struct mv_xor_device *xordev,
        struct dma_device *dma_dev;
 
        mv_chan = devm_kzalloc(&pdev->dev, sizeof(*mv_chan), GFP_KERNEL);
-       if (!mv_chan) {
-               ret = -ENOMEM;
-               goto err_free_dma;
-       }
+       if (!mv_chan)
+               return ERR_PTR(-ENOMEM);
 
        mv_chan->idx = idx;
        mv_chan->irq = irq;