mtd: nand: gpmi-nand: use more sensible error codes at various places

Acked-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Lothar Waßmann <LW@KARO-electronics.de>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
index bcf9bc5..76d2f41 100644 (file)
--- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
@@ -354,7 +354,7 @@ static int acquire_register_block(struct gpmi_nand_data *this,
        r = platform_get_resource_byname(pdev, IORESOURCE_MEM, res_name);
        if (!r) {
                pr_err("Can't get resource for %s\n", res_name);
-               return -ENXIO;
+               return -ENODEV;
        }
 
        p = ioremap(r->start, resource_size(r));
@@ -395,7 +395,7 @@ static int acquire_bch_irq(struct gpmi_nand_data *this, irq_handler_t irq_h)
        r = platform_get_resource_byname(pdev, IORESOURCE_IRQ, res_name);
        if (!r) {
                pr_err("Can't get resource for %s\n", res_name);
-               return -ENXIO;
+               return -ENODEV;
        }
 
        err = request_irq(r->start, irq_h, 0, res_name, this);
@@ -1584,7 +1584,7 @@ static int gpmi_nand_probe(struct platform_device *pdev)
                pdev->id_entry = of_id->data;
        } else {
                pr_err("Failed to find the right device id.\n");
-               return -ENOMEM;
+               return -ENODEV;
        }
 
        this = kzalloc(sizeof(*this), GFP_KERNEL);