[OpenWrt-Devel] [PATCH 1/3] kernel: improve ubi auto attach code readability
nbd at nbd.name
Fri Jul 20 05:39:58 EDT 2018
On 2018-07-19 19:05, Mathias Kresin wrote:
> The early return on failed open of the mtd device allows to get rid of
> one level of indentation.
> Move the put_mtd_device() called on multiple error conditions to a goto
> label to use it later for more error conditions.
> While at it, make clear that we only check for the UBI magic if the read
> from flash was successful.
> Signed-off-by: Mathias Kresin <dev at kresin.me>
While you're touching this code, you could remove one more level of
indentation (and fix a refcount bug) by writing:
if (mtd->type != MTD_NANDFLASH &&
mtd->type != MTD_NORFLASH &&
mtd->type != MTD_DATAFLASH &&
mtd->type != MTD_MLCNANDFLASH)
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