mtd: do not use mtd->sync directly
This patch teaches 'mtd_sync()' to do nothing when the MTD driver does
not have the '->sync()' method, which allows us to remove all direct
'mtd->sync' accesses.
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
diff --git a/drivers/mtd/mtdblock.c b/drivers/mtd/mtdblock.c
index 496e1a6..af65912 100644
--- a/drivers/mtd/mtdblock.c
+++ b/drivers/mtd/mtdblock.c
@@ -322,8 +322,7 @@
if (!--mtdblk->count) {
/* It was the last usage. Free the cache */
- if (mbd->mtd->sync)
- mtd_sync(mbd->mtd);
+ mtd_sync(mbd->mtd);
vfree(mtdblk->cache_data);
}
@@ -341,9 +340,7 @@
mutex_lock(&mtdblk->cache_mutex);
write_cached_data(mtdblk);
mutex_unlock(&mtdblk->cache_mutex);
-
- if (dev->mtd->sync)
- mtd_sync(dev->mtd);
+ mtd_sync(dev->mtd);
return 0;
}