On Mon, Nov 15, 2021 at 05:34:47PM +0300, Dmitry Osipenko wrote: > 15.11.2021 15:44, Dan Carpenter пишет: > > On Mon, Nov 15, 2021 at 01:34:18AM +0300, Dmitry Osipenko wrote: > >> 15.11.2021 01:23, Dmitry Osipenko пишет: > >>> + vde->secure_bo = tegra_vde_alloc_bo(vde, DMA_FROM_DEVICE, 4096); > >>> + if (!vde->secure_bo) { > >>> + dev_err(dev, "Failed to allocate secure BO\n"); > >>> + goto err_pm_runtime; > >>> + } > >> > >> My eye just caught that by accident err variable isn't assigned to > >> -ENOMEM here. I'll make v2 shortly. > > > > Smatch has a check for this so we would have caught it. :) > > Whish smatch was built-in into kernel and I could simply run "make > smatch". On the other hand, I know that you're periodically checking > upstream with smatch and patching the found bugs, so maybe it's fine > as-is. I run it every day, and it's integrated into the zero day bot and Mauro runs it. So someone would have caught it. regards, dan carpenter