From: Xinming Hu <huxm@xxxxxxxxxxx> mwifiex_dbg will do nothing before adapter->dev get assigned. several logs lost in this case. it can be avoided by fall back to pr_info. Signed-off-by: Xinming Hu <huxm@xxxxxxxxxxx> Reviewed-by: Brian Norris <briannorris@xxxxxxxxxxxx> Reviewed-by: Dmitry Torokhov <dtor@xxxxxxxxxxxx> --- v2: enhance adapter->dev null case.(Brain) v3: use va_list in pr_info.(Dmitry) v4: same as v3 --- drivers/net/wireless/marvell/mwifiex/main.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c index 98fd491..16cd14e 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.c +++ b/drivers/net/wireless/marvell/mwifiex/main.c @@ -1750,7 +1750,7 @@ void _mwifiex_dbg(const struct mwifiex_adapter *adapter, int mask, struct va_format vaf; va_list args; - if (!adapter->dev || !(adapter->debug_mask & mask)) + if (!(adapter->debug_mask & mask)) return; va_start(args, fmt); @@ -1758,7 +1758,10 @@ void _mwifiex_dbg(const struct mwifiex_adapter *adapter, int mask, vaf.fmt = fmt; vaf.va = &args; - dev_info(adapter->dev, "%pV", &vaf); + if (adapter->dev) + dev_info(adapter->dev, "%pV", &vaf); + else + pr_info("%pV", &vaf); va_end(args); } -- 1.8.1.4