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authorPeter Griffin <peter.griffin@linaro.org>2016-06-07 18:38:41 +0100
committerVinod Koul <vinod.koul@intel.com>2016-06-21 21:35:00 +0530
commitaef94fea97eb77f86159375825a370b45d9f2fec (patch)
tree275639d62e6c0920e859e3d22786cb92a4098e04 /drivers/dma/edma.c
parent71f7e6cc55003ca6f616ff4094253d28de5d9254 (diff)
downloadblackbird-op-linux-aef94fea97eb77f86159375825a370b45d9f2fec.tar.gz
blackbird-op-linux-aef94fea97eb77f86159375825a370b45d9f2fec.zip
dmaengine: Remove site specific OOM error messages on kzalloc
If kzalloc() fails it will issue it's own error message including a dump_stack(). So remove the site specific error messages. Signed-off-by: Peter Griffin <peter.griffin@linaro.org> Acked-by: Jon Hunter <jonathanh@nvidia.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/edma.c')
-rw-r--r--drivers/dma/edma.c16
1 files changed, 4 insertions, 12 deletions
diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index 8181ed131386..3c84cd8215f7 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -1069,10 +1069,8 @@ static struct dma_async_tx_descriptor *edma_prep_slave_sg(
edesc = kzalloc(sizeof(*edesc) + sg_len * sizeof(edesc->pset[0]),
GFP_ATOMIC);
- if (!edesc) {
- dev_err(dev, "%s: Failed to allocate a descriptor\n", __func__);
+ if (!edesc)
return NULL;
- }
edesc->pset_nr = sg_len;
edesc->residue = 0;
@@ -1173,10 +1171,8 @@ static struct dma_async_tx_descriptor *edma_prep_dma_memcpy(
edesc = kzalloc(sizeof(*edesc) + nslots * sizeof(edesc->pset[0]),
GFP_ATOMIC);
- if (!edesc) {
- dev_dbg(dev, "Failed to allocate a descriptor\n");
+ if (!edesc)
return NULL;
- }
edesc->pset_nr = nslots;
edesc->residue = edesc->residue_stat = len;
@@ -1298,10 +1294,8 @@ static struct dma_async_tx_descriptor *edma_prep_dma_cyclic(
edesc = kzalloc(sizeof(*edesc) + nslots * sizeof(edesc->pset[0]),
GFP_ATOMIC);
- if (!edesc) {
- dev_err(dev, "%s: Failed to allocate a descriptor\n", __func__);
+ if (!edesc)
return NULL;
- }
edesc->cyclic = 1;
edesc->pset_nr = nslots;
@@ -2207,10 +2201,8 @@ static int edma_probe(struct platform_device *pdev)
return ret;
ecc = devm_kzalloc(dev, sizeof(*ecc), GFP_KERNEL);
- if (!ecc) {
- dev_err(dev, "Can't allocate controller\n");
+ if (!ecc)
return -ENOMEM;
- }
ecc->dev = dev;
ecc->id = pdev->id;
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