> Lorenzo Bianconi <lorenzo.bianconi@xxxxxxxxxx> writes: > > > From: Arnd Bergmann <arnd@xxxxxxxx> > > > > When CONFIG_LEDS_CLASS is disabled, or it is a loadable module while > > mt76 is built-in, we run into a link error: > > > > drivers/net/wireless/mediatek/mt76/mac80211.o: In function `mt76_register_device': > > mac80211.c:(.text+0xb78): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol `devm_of_led_classdev_register' > > > > We don't really need a hard dependency here as the driver can presumably > > work just fine without LEDs, so this follows the iwlwifi example and > > adds a separate Kconfig option for the LED support, this will be available > > whenever it will link, and otherwise the respective code gets left out from > > the driver object. > > > > Fixes: 17f1de56df05 ("mt76: add common code shared between multiple chipsets") > > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> > > Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@xxxxxxxxxx> > > Should this go to 4.20? A linker error is pretty bad, even though I > think this is few months old issue already. I guess so. The patch is based on top of Felix's repository so it apply with a 'fuzz' on net-next/wireless-drivers-next but the patch is ok. Do I need to resend or it is ok? Regards, Lorenzo > > And are conflicts with -next version of mt76 likely? > > -- > Kalle Valo