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mtd: rawnand: loongson1: Fix error code in ls1x_nand_dma_transfer()

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The "desc" variable is NULL and PTR_ERR(NULL) is zero/success.  Return
a negative error code instead.

Fixes: d2d10ede04b1 ("mtd: rawnand: Add Loongson-1 NAND Controller Driver")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: maoxiaochuan <maoxiaochuan@loongson.cn>
This commit is contained in:
Dan Carpenter
2026-02-04 16:39:22 +08:00
committed by maoxiaochuan
parent 4f26a03386
commit 9a8c051fc8
1 changed files with 1 additions and 1 deletions
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drivers/mtd/nand/raw/loongson1-nand-controller.c
+1 -1
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@@ -371,7 +371,7 @@ static int ls1x_nand_dma_transfer(struct ls1x_nand_host *host, struct ls1x_nand_
desc = dmaengine_prep_slave_single(chan, dma_addr, op->len, xfer_dir, DMA_PREP_INTERRUPT);
if (!desc) {
dev_err(dev, "failed to prepare DMA descriptor\n");
ret = PTR_ERR(desc);
ret = -ENOMEM;
goto err;
}
desc->callback = ls1x_nand_dma_callback;