ata: pata_macio: fix comparing pointer to 0

Fixes coccicheck warning:

./drivers/ata/pata_macio.c:982:31-32:
	WARNING comparing pointer to 0, suggest !E

Compare pointer-typed values to NULL rather than 0.

Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Chen Zhou <chenzhou10@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Chen Zhou 2020-01-21 09:28:27 +08:00 committed by Jens Axboe
parent 272ecd60a6
commit ffa302efe8

View File

@ -979,7 +979,7 @@ static void pata_macio_invariants(struct pata_macio_priv *priv)
priv->aapl_bus_id = bidp ? *bidp : 0;
/* Fixup missing Apple bus ID in case of media-bay */
if (priv->mediabay && bidp == 0)
if (priv->mediabay && !bidp)
priv->aapl_bus_id = 1;
}