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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-10-29 17:03:24 +0200
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-10-29 17:03:24 +0200
commit822e5e72697ce06e4425c17d161b0482c7d9b6d4 (patch)
tree0668a09f5da7722ea972d203c931a39dea8b6a5f /drivers/mtd/maps
parent[ARM] Add support for init/exit methods in sa1100 MTD map driver (diff)
downloadlinux-822e5e72697ce06e4425c17d161b0482c7d9b6d4.tar.xz
linux-822e5e72697ce06e4425c17d161b0482c7d9b6d4.zip
[ARM] Fix MTD device/partition destruction
We should not delete MTD partitions when we registered a MTD device. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/mtd/maps')
-rw-r--r--drivers/mtd/maps/sa1100-flash.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/mtd/maps/sa1100-flash.c b/drivers/mtd/maps/sa1100-flash.c
index 50a1d434906a..c38c2c311b8e 100644
--- a/drivers/mtd/maps/sa1100-flash.c
+++ b/drivers/mtd/maps/sa1100-flash.c
@@ -137,6 +137,7 @@ struct sa_info {
struct mtd_partition *parts;
struct mtd_info *mtd;
int num_subdev;
+ unsigned int nr_parts;
struct sa_subdev_info subdev[0];
};
@@ -228,8 +229,12 @@ static void sa1100_destroy(struct sa_info *info, struct flash_platform_data *pla
int i;
if (info->mtd) {
- del_mtd_partitions(info->mtd);
-
+ if (info->nr_parts == 0)
+ del_mtd_device(info->mtd);
+#ifdef CONFIG_MTD_PARTITIONS
+ else
+ del_mtd_partitions(info->mtd);
+#endif
#ifdef CONFIG_MTD_CONCAT
if (info->mtd != info->subdev[0].mtd)
mtd_concat_destroy(info->mtd);
@@ -396,6 +401,8 @@ static int __init sa1100_mtd_probe(struct device *dev)
add_mtd_partitions(info->mtd, parts, nr_parts);
}
+ info->nr_parts = nr_parts;
+
dev_set_drvdata(dev, info);
err = 0;