Yihao Han <hanyi...@vivo.com> writes: > drivers/macintosh/macio_asic.c:219:26-29: WARNING: > Suspicious code. resource_size is maybe missing with res > drivers/macintosh/macio_asic.c:221:26-29: WARNING: > Suspicious code. resource_size is maybe missing with res > > Use resource_size function on resource object instead of > explicit computation. > > Generated by: scripts/coccinelle/api/resource_size.cocci > > Signed-off-by: Yihao Han <hanyi...@vivo.com> > --- > drivers/macintosh/macio_asic.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/macintosh/macio_asic.c b/drivers/macintosh/macio_asic.c > index 1943a007e2d5..260fccb3863e 100644 > --- a/drivers/macintosh/macio_asic.c > +++ b/drivers/macintosh/macio_asic.c > @@ -216,9 +216,9 @@ static int macio_resource_quirks(struct device_node *np, > struct resource *res, > /* Some older IDE resources have bogus sizes */ > if (of_node_name_eq(np, "IDE") || of_node_name_eq(np, "ATA") || > of_node_is_type(np, "ide") || of_node_is_type(np, "ata")) { > - if (index == 0 && (res->end - res->start) > 0xfff) > + if (index == 0 && (resource_size(res)) > 0xfff) > res->end = res->start + 0xfff; > - if (index == 1 && (res->end - res->start) > 0xff) > + if (index == 1 && (resource_size(res)) > 0xff)
Are you sure the conversion is correct? It's not exactly equivalent: static inline resource_size_t resource_size(const struct resource *res) { return res->end - res->start + 1; } cheers