diff options
Diffstat (limited to 'drivers/mtd/nand/nomadik_nand.c')
| -rw-r--r-- | drivers/mtd/nand/nomadik_nand.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/mtd/nand/nomadik_nand.c b/drivers/mtd/nand/nomadik_nand.c index fbd8ecd487..8f37345bce 100644 --- a/drivers/mtd/nand/nomadik_nand.c +++ b/drivers/mtd/nand/nomadik_nand.c @@ -26,6 +26,7 @@ #include <malloc.h> #include <init.h> +#include <linux/err.h> #include <linux/types.h> #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> @@ -190,7 +191,11 @@ static int nomadik_nand_probe(struct device_d *dev) } host->cmd_va = dev_request_mem_region_by_name(dev, "nand_cmd"); + if (IS_ERR(host->cmd_va)) + return PTR_ERR(host->cmd_va); host->addr_va = dev_request_mem_region_by_name(dev, "nand_addr"); + if (IS_ERR(host->addr_va)) + return PTR_ERR(host->addr_va); /* Link all private pointers */ mtd = &host->mtd; @@ -200,6 +205,8 @@ static int nomadik_nand_probe(struct device_d *dev) mtd->parent = dev; nand->IO_ADDR_W = nand->IO_ADDR_R = dev_request_mem_region_by_name(dev, "nand_data"); + if (IS_ERR(nand->IO_ADDR_W)) + return PTR_ERR(nand->IO_ADDR_W); nand->cmd_ctrl = nomadik_cmd_ctrl; nand->ecc.mode = NAND_ECC_HW; |