Randy forwarded report from Stephen that on PowerPC: drivers/net/ethernet/freescale/fs_enet/mii-fec.c: In function 'fs_enet_mdio_probe': drivers/net/ethernet/freescale/fs_enet/mii-fec.c:130:50: warning: format '%x' expects argument of type 'unsigned int', but argument 4 has type 'resource_size_t' {aka 'long long unsigned int'} [-Wformat=] 130 | snprintf(new_bus->id, MII_BUS_ID_SIZE, "%x", res.start); | ~^ ~~~~~~~~~ | | | | | resource_size_t {aka long long unsigned int} | unsigned int | %llx
Use the right print format. Untested, I can't repro this warning myself. With or without the patch mpc512x_defconfig builds just fine. Link: https://lore.kernel.org/all/8f9f8d38-d9c7-9f1b-feb0-103d76902...@infradead.org/ Signed-off-by: Jakub Kicinski <k...@kernel.org> --- CC: Randy Dunlap <rdun...@infradead.org> CC: pantelis.anton...@gmail.com CC: linuxppc-dev@lists.ozlabs.org Targeting net-next as I can't repro this, and I don't see recent changes which could cause this problem. So maybe it's something in linux-next... ? In any case res is a struct resource so patch shouldn't hurt. --- drivers/net/ethernet/freescale/fs_enet/mii-fec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/freescale/fs_enet/mii-fec.c b/drivers/net/ethernet/freescale/fs_enet/mii-fec.c index d37d7a19a759..59a8f0bd0f5c 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mii-fec.c +++ b/drivers/net/ethernet/freescale/fs_enet/mii-fec.c @@ -127,7 +127,7 @@ static int fs_enet_mdio_probe(struct platform_device *ofdev) if (ret) goto out_res; - snprintf(new_bus->id, MII_BUS_ID_SIZE, "%x", res.start); + snprintf(new_bus->id, MII_BUS_ID_SIZE, "%pap", &res.start); fec->fecp = ioremap(res.start, resource_size(&res)); if (!fec->fecp) { -- 2.40.1