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path: root/drivers/mtd/mtdchar.c
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Diffstat (limited to 'drivers/mtd/mtdchar.c')
-rw-r--r--drivers/mtd/mtdchar.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index cad8fcc7b239..16de17b5b829 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -522,10 +522,6 @@ static int mtd_blkpg_ioctl(struct mtd_info *mtd,
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- /* Only master mtd device must be used to control partitions */
- if (!mtd_is_master(mtd))
- return -EINVAL;
-
if (copy_from_user(&a, arg, sizeof(struct blkpg_ioctl_arg)))
return -EFAULT;
@@ -535,6 +531,10 @@ static int mtd_blkpg_ioctl(struct mtd_info *mtd,
switch (a.op) {
case BLKPG_ADD_PARTITION:
+ /* Only master mtd device must be used to add partitions */
+ if (mtd_is_partition(mtd))
+ return -EINVAL;
+
return mtd_add_partition(mtd, p.devname, p.start, p.length);
case BLKPG_DEL_PARTITION: