summaryrefslogtreecommitdiffstats
path: root/drivers/mtd/devices/block2mtd.c
diff options
context:
space:
mode:
authorArtem Bityutskiy <artem.bityutskiy@linux.intel.com>2012-02-06 12:27:43 +0100
committerDavid Woodhouse <David.Woodhouse@intel.com>2012-03-27 01:32:19 +0200
commitbcb1d238716d138c9e16347fc32b3c1ae006339e (patch)
treeccb7a9aea7b77481fa3474124218521e0c32de82 /drivers/mtd/devices/block2mtd.c
parentmtd: harmonize mtd_point interface implementation (diff)
downloadlinux-bcb1d238716d138c9e16347fc32b3c1ae006339e.tar.xz
linux-bcb1d238716d138c9e16347fc32b3c1ae006339e.zip
mtd: move zero length verification to MTD API functions
In many places in drivers we verify for the zero length, but this is very inconsistent across drivers. This is obviously the right thing to do, though. This patch moves the check to the MTD API functions instead and removes a lot of duplication. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Reviewed-by: Shmulik Ladkani <shmulik.ladkani@gmail.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd/devices/block2mtd.c')
-rw-r--r--drivers/mtd/devices/block2mtd.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/mtd/devices/block2mtd.c b/drivers/mtd/devices/block2mtd.c
index ba2d74b01c7e..a4a80b742e65 100644
--- a/drivers/mtd/devices/block2mtd.c
+++ b/drivers/mtd/devices/block2mtd.c
@@ -178,9 +178,6 @@ static int block2mtd_write(struct mtd_info *mtd, loff_t to, size_t len,
struct block2mtd_dev *dev = mtd->priv;
int err;
- if (!len)
- return 0;
-
mutex_lock(&dev->write_mutex);
err = _block2mtd_write(dev, buf, to, len, retlen);
mutex_unlock(&dev->write_mutex);