3 files changed, 7 insertions, 5 deletions

diff --git a/drivers/mtd/devices/block2mtd.c b/drivers/mtd/devices/block2mtd.c
index 519d942e7940..7b72a1b36115 100644
--- a/drivers/mtd/devices/block2mtd.c
+++ b/drivers/mtd/devices/block2mtd.c
@@ -241,6 +241,7 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size)
 {
         struct block_device *bdev;
         struct block2mtd_dev *dev;
+        char *name;
 
         if (!devname)
                 return NULL;
@@ -279,12 +280,13 @@ static struct block2mtd_dev *add_device(char *devname, int erase_size)
 
         /* Setup the MTD structure */
         /* make the name contain the block device in */
-        dev->mtd.name = kmalloc(sizeof("block2mtd: ") + strlen(devname),
+        name = kmalloc(sizeof("block2mtd: ") + strlen(devname) + 1,
                         GFP_KERNEL);
-        if (!dev->mtd.name)
+        if (!name)
                 goto devinit_err;
 
-        sprintf(dev->mtd.name, "block2mtd: %s", devname);
+        sprintf(name, "block2mtd: %s", devname);
+        dev->mtd.name = name;
 
         dev->mtd.size = dev->blkdev->bd_inode->i_size & PAGE_MASK;
         dev->mtd.erasesize = erase_size;
diff --git a/include/linux/mtd/map.h b/include/linux/mtd/map.h
index a9fae032ba81..9c1d95491f8b 100644
--- a/include/linux/mtd/map.h
+++ b/include/linux/mtd/map.h
@@ -189,7 +189,7 @@ typedef union {
 */
 
 struct map_info {
-        char *name;
+        const char *name;
         unsigned long size;
         resource_size_t phys;
 #define NO_XIP (-1UL)
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index 245f9098e171..8b5d49133ec6 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -121,7 +121,7 @@ struct mtd_info {
         u_int32_t oobavail;  // Available OOB bytes per block
 
         // Kernel-only stuff starts here.
-        char *name;
+        const char *name;
         int index;
 
         /* ecc layout structure pointer - read only ! */