tree 637789d9f982c7b92d4ee0aafcb1a3060e35a628
parent fef2deb31f6523203a3fa1af485a5f1fef19cf6b
author Artem Bityutskiy <Artem.Bityutskiy@nokia.com> 1288544130 +0200
committer Artem Bityutskiy <Artem.Bityutskiy@nokia.com> 1297013726 +0200

UBI: always re-read in case of read failures

When the read operation fails, UBI tries to re-read several times in
a hope that one of the subsequent reads may succeed. However, currently
UBI re-reads only if MTD failed to read all data, but does not re-reads
if all the data were read, but with an integrity error (-EBADMSB). This
patch makes UBI to always re-try reading.

This should be useful for reading NAND pages with unstable bits -
re-reading may help to get correct data.

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>