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Diffstat (limited to 'drivers/mtd/mtdcore.c')
-rw-r--r--drivers/mtd/mtdcore.c26
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 322ca65..c400c57 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -42,6 +42,7 @@
#include <linux/mtd/partitions.h>
#include "mtdcore.h"
+
/*
* backing device capabilities for non-mappable devices (such as NAND flash)
* - permits private mappings, copies are taken of the data
@@ -97,11 +98,7 @@ EXPORT_SYMBOL_GPL(__mtd_next_device);
static LIST_HEAD(mtd_notifiers);
-#if defined(CONFIG_MTD_CHAR) || defined(CONFIG_MTD_CHAR_MODULE)
#define MTD_DEVT(index) MKDEV(MTD_CHAR_MAJOR, (index)*2)
-#else
-#define MTD_DEVT(index) 0
-#endif
/* REVISIT once MTD uses the driver model better, whoever allocates
* the mtd_info will probably want to use the release() hook...
@@ -493,7 +490,7 @@ out_error:
*
* Returns zero in case of success and a negative error code in case of failure.
*/
-int mtd_device_parse_register(struct mtd_info *mtd, const char **types,
+int mtd_device_parse_register(struct mtd_info *mtd, const char * const *types,
struct mtd_part_parser_data *parser_data,
const struct mtd_partition *parts,
int nr_parts)
@@ -1117,8 +1114,6 @@ EXPORT_SYMBOL_GPL(mtd_kmalloc_up_to);
/*====================================================================*/
/* Support for /proc/mtd */
-static struct proc_dir_entry *proc_mtd;
-
static int mtd_proc_show(struct seq_file *m, void *v)
{
struct mtd_info *mtd;
@@ -1164,6 +1159,8 @@ static int __init mtd_bdi_init(struct backing_dev_info *bdi, const char *name)
return ret;
}
+static struct proc_dir_entry *proc_mtd;
+
static int __init init_mtd(void)
{
int ret;
@@ -1184,11 +1181,17 @@ static int __init init_mtd(void)
if (ret)
goto err_bdi3;
-#ifdef CONFIG_PROC_FS
proc_mtd = proc_create("mtd", 0, NULL, &mtd_proc_ops);
-#endif /* CONFIG_PROC_FS */
+
+ ret = init_mtdchar();
+ if (ret)
+ goto out_procfs;
+
return 0;
+out_procfs:
+ if (proc_mtd)
+ remove_proc_entry("mtd", NULL);
err_bdi3:
bdi_destroy(&mtd_bdi_ro_mappable);
err_bdi2:
@@ -1202,10 +1205,9 @@ err_reg:
static void __exit cleanup_mtd(void)
{
-#ifdef CONFIG_PROC_FS
+ cleanup_mtdchar();
if (proc_mtd)
- remove_proc_entry( "mtd", NULL);
-#endif /* CONFIG_PROC_FS */
+ remove_proc_entry("mtd", NULL);
class_unregister(&mtd_class);
bdi_destroy(&mtd_bdi_unmappable);
bdi_destroy(&mtd_bdi_ro_mappable);
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