mtd: nand: cafe: return error code of nand_scan_ident() on error

The nand_scan_ident() returns an appropriate error value when it
fails.  Use it instead of the fixed error code -ENXIO.
(This driver is already doing so for nand_scan_tail().)

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>

diff --git a/drivers/mtd/nand/cafe_nand.c b/drivers/mtd/nand/cafe_nand.c
index 0b0c937..d40c32d 100644 (file)
--- a/drivers/mtd/nand/cafe_nand.c
+++ b/drivers/mtd/nand/cafe_nand.c
@@ -725,10 +725,9 @@ static int cafe_nand_probe(struct pci_dev *pdev,
        usedma = 0;
 
        /* Scan to find existence of the device */
-       if (nand_scan_ident(mtd, 2, NULL)) {
-               err = -ENXIO;
+       err = nand_scan_ident(mtd, 2, NULL);
+       if (err)
                goto out_irq;
-       }
 
        cafe->dmabuf = dma_alloc_coherent(&cafe->pdev->dev,
                                2112 + sizeof(struct nand_buffers) +