On Sat, Jun 12, 2021 at 08:00:19PM +0200, Martin Kaiser wrote: > These prints are disabled by default. > Not, just by default. There is literally no way to enable them. > Replace the print after dev_alloc_name with proper error handling. > Ugh... :( This part really needs to be done first and in a separate patch. You can delete the RT_TRACE() from that one call site since it's on the same line but the subject of the patch needs to say something like "check for allocation failure". It can't be "remove RT_TRACE and DBG_88E prints". The first five of these patch look good though. regards, dan carpenter