mtd: remove R/O checking duplication

Many drivers check whether the partition is R/O and return -EROFS if yes.
Let's stop having duplicated checks and move them to the API functions
instead.

And again a bit of noise - deleted few too sparse newlines, sorry.

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

1 files changed, 0 insertions, 8 deletions

diff --git a/drivers/mtd/ubi/gluebi.c b/drivers/mtd/ubi/gluebi.c
index b875c2c50d82..90b98822d9a4 100644
--- a/drivers/mtd/ubi/gluebi.c
+++ b/drivers/mtd/ubi/gluebi.c
@@ -215,10 +215,6 @@ static int gluebi_write(struct mtd_info *mtd, loff_t to, size_t len,
         struct gluebi_device *gluebi;
 
         gluebi = container_of(mtd, struct gluebi_device, mtd);
-
-        if (!(mtd->flags & MTD_WRITEABLE))
-                return -EROFS;
-
         lnum = div_u64_rem(to, mtd->erasesize, &offs);
 
         if (len % mtd->writesize || offs % mtd->writesize)
@@ -263,12 +259,8 @@ static int gluebi_erase(struct mtd_info *mtd, struct erase_info *instr)
 
         lnum = mtd_div_by_eb(instr->addr, mtd);
         count = mtd_div_by_eb(instr->len, mtd);
-
         gluebi = container_of(mtd, struct gluebi_device, mtd);
 
-        if (!(mtd->flags & MTD_WRITEABLE))
-                return -EROFS;
-
         for (i = 0; i < count - 1; i++) {
                 err = ubi_leb_unmap(gluebi->desc, lnum + i);
                 if (err)