[PATCH 3/6] mtd: rawnand: gpmi: Simplify with dev_err_probe()

Krzysztof Kozlowski krzk at kernel.org
Tue Sep 1 10:25:32 EDT 2020


Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and the error value gets printed.

Signed-off-by: Krzysztof Kozlowski <krzk at kernel.org>
---
 drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
index 5d4aee46cc55..3d8fe0d0721f 100644
--- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
@@ -1003,10 +1003,8 @@ static int acquire_dma_channels(struct gpmi_nand_data *this)
 	/* request dma channel */
 	dma_chan = dma_request_chan(&pdev->dev, "rx-tx");
 	if (IS_ERR(dma_chan)) {
-		ret = PTR_ERR(dma_chan);
-		if (ret != -EPROBE_DEFER)
-			dev_err(this->dev, "DMA channel request failed: %d\n",
-				ret);
+		ret = dev_err_probe(this->dev, PTR_ERR(dma_chan),
+				    "DMA channel request failed\n");
 		release_dma_channels(this);
 	} else {
 		this->dma_chans[0] = dma_chan;
-- 
2.17.1




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