Re: drivers/mtd/maps/physmap-bt1-rom.c:78:18: sparse: sparse: cast removes address space '__iomem' of expression
From: Miquel Raynal
Date: Tue Nov 10 2020 - 10:36:03 EST
Hi Serge,
Serge Semin <Sergey.Semin@xxxxxxxxxxxxxxxxxxxx> wrote on Tue, 10 Nov
2020 14:38:27 +0300:
> Hello Miquel,
>
> A situation noted by the warning below won't cause any problem because
> the casting is done to a non-dereferenced variable. It is utilized
> as a pointer bias later in that function. Shall we just ignore the
> warning or still fix it somehow?
Do you think the cast to a !__iomem value is mandatory here?
Perhaps if you find an elegant wait to avoid the warning it would be
nice, otherwise I guess we'll let it aside as a false positive.
Cheers,
Miquèl