On Fri, Jan 17, 2020 at 05:59:09PM +0100, Greg KH wrote: > On Fri, Jan 17, 2020 at 04:12:27PM +0000, Steven Price wrote: > > On Thu, Jan 16, 2020 at 04:39:37PM +0000, Sasha Levin wrote: > > > From: Steven Price <steven.price@xxxxxxx> > > > > > > [ Upstream commit 52282163dfa651849e905886845bcf6850dd83c2 ] > > > > This commit is effectively already in 5.4. Confusingly there were two > > versions of this upstream: > > > > 52282163dfa6 ("drm/panfrost: Add missing check for pfdev->regulator") > > c90f30812a79 ("drm/panfrost: Add missing check for pfdev->regulator") > > > > It got merged both through a -fixes branch and through the normal merge > > window. The two copies caused a bad merge in mainline and this was > > effectively reverted in commit 603e398a3db2 ("drm/panfrost: Remove NULL > > check for regulator"). > > > > c90f30812a79 is included in v5.4 so should already be in any v5.4.y > > release. > > Have I mentioned this month just how much I hate the way the DRM tree > handles stable patches like this? This kind of fallout is a pain for > stable maintainers, I dred every time I see a drm patch tagged for > stable. > > But we've been over this all before :( Another example is: 29cd13cfd762 ("drm/v3d: Fix memory leak in v3d_submit_cl_ioctl") 0d352a3a8a1f ("drm/v3d: don't leak bin job if v3d_job_init fails.") Two fixes for a memory leak were merged so now it's a double free. I sent a patch on Jan 10 but no one responded. regards, dan carpenter