On Sat, 28 Sep 2019 08:44:48 +0800 kbuild test robot <lkp@xxxxxxxxx> wrote: > tree/branch: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git pending-fixes > branch HEAD: d20eeb14322b02c728ce7fe77d41be77a3a37494 Merge remote-tracking branch 'drm-misc-fixes/for-linux-next-fixes' > > Regressions in current branch: > > drivers/spi/spidev.c:631:17-23: ERROR: reference preceded by free on line 628 Indeed. if (dofree) kfree(spidev); } #ifdef CONFIG_SPI_SLAVE spi_slave_abort(spidev->spi); What tool detected this? I haven't seen such reports before - is it new?