mtd: introduce mtd_get_unmapped_area interface

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

3 files changed, 4 insertions, 5 deletions

diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
index 41d64ff4c252..c51f04a00afb 100644
--- a/drivers/mtd/mtdchar.c
+++ b/drivers/mtd/mtdchar.c
@@ -1135,7 +1135,7 @@ static unsigned long mtdchar_get_unmapped_area(struct file *file,
                 if (offset > mtd->size - len)
                         return (unsigned long) -EINVAL;
 
-                return mtd->get_unmapped_area(mtd, len, offset, flags);
+                return mtd_get_unmapped_area(mtd, len, offset, flags);
         }
 
         /* can't map directly */
diff --git a/drivers/mtd/mtdconcat.c b/drivers/mtd/mtdconcat.c
index 76123bd49314..b3895cf20bb2 100644
--- a/drivers/mtd/mtdconcat.c
+++ b/drivers/mtd/mtdconcat.c
@@ -726,8 +726,8 @@ static unsigned long concat_get_unmapped_area(struct mtd_info *mtd,
                         return (unsigned long) -EINVAL;
 
                 if (subdev->get_unmapped_area)
-                        return subdev->get_unmapped_area(subdev, len, offset,
-                                                         flags);
+                        return mtd_get_unmapped_area(subdev, len, offset,
+                                                     flags);
 
                 break;
         }
diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c
index b09624a5497c..55a9cb544fc1 100644
--- a/drivers/mtd/mtdpart.c
+++ b/drivers/mtd/mtdpart.c
@@ -108,8 +108,7 @@ static unsigned long part_get_unmapped_area(struct mtd_info *mtd,
         struct mtd_part *part = PART(mtd);
 
         offset += part->offset;
-        return part->master->get_unmapped_area(part->master, len, offset,
-                                               flags);
+        return mtd_get_unmapped_area(part->master, len, offset, flags);
 }
 
 static int part_read_oob(struct mtd_info *mtd, loff_t from,