> handle as unsigned then this check would not be necessary? Yeah, it does make sense. However, I have a bit of an embarrassing question. How do I submit an updated patch in this same thread? I tried before but it didn’t work as expected. Should I send it manually via email with the same subject, or is there a better way to do it properly? - Ramon Em sáb., 7 de jun. de 2025 às 14:34, Alexander Aring <aahringo@xxxxxxxxxx> escreveu: > > Hi, > > On Tue, Jun 3, 2025 at 2:33 PM Ramon Fontes <ramonreisfontes@xxxxxxxxx> wrote: > > > > * Added a new module parameter radios > > * Modified the loop in hwsim_probe() > > * Updated log message in hwsim_probe() > > > > no problem with this patch, just a note see below. > > Acked-by: Alexander Aring <aahringo@xxxxxxxxxx> > > > Signed-off-by: Ramon Fontes <ramonreisfontes@xxxxxxxxx> > > --- > > drivers/net/ieee802154/mac802154_hwsim.c | 11 +++++++++-- > > 1 file changed, 9 insertions(+), 2 deletions(-) > > > > diff --git a/drivers/net/ieee802154/mac802154_hwsim.c b/drivers/net/ieee802154/mac802154_hwsim.c > > index 2f7520454..dadae6247 100644 > > --- a/drivers/net/ieee802154/mac802154_hwsim.c > > +++ b/drivers/net/ieee802154/mac802154_hwsim.c > > @@ -27,6 +27,10 @@ > > MODULE_DESCRIPTION("Software simulator of IEEE 802.15.4 radio(s) for mac802154"); > > MODULE_LICENSE("GPL"); > > > > +static int radios = 2; > > +module_param(radios, int, 0444); > > +MODULE_PARM_DESC(radios, "Number of simulated radios"); > > + > > static LIST_HEAD(hwsim_phys); > > static DEFINE_MUTEX(hwsim_phys_lock); > > > > @@ -1018,13 +1022,13 @@ static int hwsim_probe(struct platform_device *pdev) > > struct hwsim_phy *phy, *tmp; > > int err, i; > > > > - for (i = 0; i < 2; i++) { > > + for (i = 0; i < radios; i++) { > > err = hwsim_add_one(NULL, &pdev->dev, true); > > if (err < 0) > > goto err_slave; > > } > > > > - dev_info(&pdev->dev, "Added 2 mac802154 hwsim hardware radios\n"); > > + dev_info(&pdev->dev, "Added %d mac802154 hwsim hardware radios\n", radios); > > return 0; > > > > err_slave: > > @@ -1057,6 +1061,9 @@ static __init int hwsim_init_module(void) > > { > > int rc; > > > > + if (radios < 0) > > + return -EINVAL; > > + > > handle as unsigned then this check would not be necessary? > > - Alex >