diff options
Diffstat (limited to 'drivers/mtd/maps/physmap_of.c')
| -rw-r--r-- | drivers/mtd/maps/physmap_of.c | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/drivers/mtd/maps/physmap_of.c b/drivers/mtd/maps/physmap_of.c index 6f19acadb06c..363939dfad05 100644 --- a/drivers/mtd/maps/physmap_of.c +++ b/drivers/mtd/maps/physmap_of.c @@ -68,17 +68,14 @@ static int of_flash_remove(struct platform_device *dev) kfree(info->list[i].res); } } - - kfree(info); - return 0; } /* Helper function to handle probing of the obsolete "direct-mapped" * compatible binding, which has an extra "probe-type" property * describing the type of flash probe necessary. */ -static struct mtd_info * __devinit obsolete_probe(struct platform_device *dev, - struct map_info *map) +static struct mtd_info *obsolete_probe(struct platform_device *dev, + struct map_info *map) { struct device_node *dp = dev->dev.of_node; const char *of_probe; @@ -116,7 +113,7 @@ static struct mtd_info * __devinit obsolete_probe(struct platform_device *dev, information. */ static const char *part_probe_types_def[] = { "cmdlinepart", "RedBoot", "ofpart", "ofoldpart", NULL }; -static const char ** __devinit of_get_probes(struct device_node *dp) +static const char **of_get_probes(struct device_node *dp) { const char *cp; int cplen; @@ -145,14 +142,14 @@ static const char ** __devinit of_get_probes(struct device_node *dp) return res; } -static void __devinit of_free_probes(const char **probes) +static void of_free_probes(const char **probes) { if (probes != part_probe_types_def) kfree(probes); } static struct of_device_id of_flash_match[]; -static int __devinit of_flash_probe(struct platform_device *dev) +static int of_flash_probe(struct platform_device *dev) { const char **part_probe_types; const struct of_device_id *match; @@ -170,6 +167,7 @@ static int __devinit of_flash_probe(struct platform_device *dev) resource_size_t res_size; struct mtd_part_parser_data ppdata; bool map_indirect; + const char *mtd_name = NULL; match = of_match_device(of_flash_match, &dev->dev); if (!match) @@ -178,6 +176,8 @@ static int __devinit of_flash_probe(struct platform_device *dev) reg_tuple_size = (of_n_addr_cells(dp) + of_n_size_cells(dp)) * sizeof(u32); + of_property_read_string(dp, "linux,mtd-name", &mtd_name); + /* * Get number of "reg" tuples. Scan for MTD devices on area's * described by each "reg" region. This makes it possible (including @@ -196,8 +196,9 @@ static int __devinit of_flash_probe(struct platform_device *dev) map_indirect = of_property_read_bool(dp, "no-unaligned-direct-access"); err = -ENOMEM; - info = kzalloc(sizeof(struct of_flash) + - sizeof(struct of_flash_list) * count, GFP_KERNEL); + info = devm_kzalloc(&dev->dev, + sizeof(struct of_flash) + + sizeof(struct of_flash_list) * count, GFP_KERNEL); if (!info) goto err_flash_remove; @@ -234,10 +235,11 @@ static int __devinit of_flash_probe(struct platform_device *dev) goto err_out; } - info->list[i].map.name = dev_name(&dev->dev); + info->list[i].map.name = mtd_name ?: dev_name(&dev->dev); info->list[i].map.phys = res.start; info->list[i].map.size = res_size; info->list[i].map.bankwidth = be32_to_cpup(width); + info->list[i].map.device_node = dp; err = -ENOMEM; info->list[i].map.virt = ioremap(info->list[i].map.phys, @@ -282,6 +284,7 @@ static int __devinit of_flash_probe(struct platform_device *dev) } err = 0; + info->cmtd = NULL; if (info->list_size == 1) { info->cmtd = info->list[0].mtd; } else if (info->list_size > 1) { @@ -290,9 +293,10 @@ static int __devinit of_flash_probe(struct platform_device *dev) */ info->cmtd = mtd_concat_create(mtd_list, info->list_size, dev_name(&dev->dev)); - if (info->cmtd == NULL) - err = -ENXIO; } + if (info->cmtd == NULL) + err = -ENXIO; + if (err) goto err_out; |