On Wed, Dec 04, 2024 at 09:48:53AM -0700, Nathan Chancellor wrote: > On Wed, Dec 04, 2024 at 06:30:47PM +0530, Naresh Kamboju wrote: > > On Tue, 3 Dec 2024 at 21:06, Greg Kroah-Hartman > > <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > > > The whole patch series can be found in one patch at: > > > https://www.kernel.org/pub/linux/kernel/v6.x/stable-review/patch-6.12.2-rc1.gz > > > or in the git tree and branch at: > > > git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-6.12.y > > > and the diffstat can be found below > ... > > 1) The allmodconfig builds failed on arm64, arm, riscv and x86_64 > > due to following build warnings / errors. > > > > Build errors for allmodconfig: > > -------------- > > drivers/gpu/drm/imx/ipuv3/parallel-display.c:75:3: error: variable > > 'num_modes' is uninitialized when used here [-Werror,-Wuninitialized] > > 75 | num_modes++; > > | ^~~~~~~~~ > > drivers/gpu/drm/imx/ipuv3/parallel-display.c:55:15: note: initialize > > the variable 'num_modes' to silence this warning > > 55 | int num_modes; > > | ^ > > | = 0 > > 1 error generated. > > make[8]: *** [scripts/Makefile.build:229: > > drivers/gpu/drm/imx/ipuv3/parallel-display.o] Error 1 > > Introduced by backporting commit 5f6e56d3319d ("drm/imx: > parallel-display: switch to drm_panel_bridge") without > commit f94b9707a1c9 ("drm/imx: parallel-display: switch to > imx_legacy_bridge / drm_bridge_connector"). The latter change also had a > follow up fix in commit ef214002e6b3 ("drm/imx: parallel-display: add > legacy bridge Kconfig dependency"). > > > drivers/gpu/drm/imx/ipuv3/imx-ldb.c:143:3: error: variable 'num_modes' > > is uninitialized when used here [-Werror,-Wuninitialized] > > 143 | num_modes++; > > | ^~~~~~~~~ > > drivers/gpu/drm/imx/ipuv3/imx-ldb.c:133:15: note: initialize the > > variable 'num_modes' to silence this warning > > 133 | int num_modes; > > | ^ > > | = 0 > > 1 error generated. > > Introduced by backporting commit 5c5843b20bbb ("drm/imx: ldb: switch to > drm_panel_bridge") without commit 4c3d525f6573 ("drm/imx: ldb: switch to > imx_legacy_bridge / drm_bridge_connector"). > > These are both upstream patch series bisectability issues, not anything > that stable specifically did, as the num_nodes initialization was > removed by the first change but the entire function containing num_nodes > was removed by the second change so when the series was taken atomically > upstream, nobody notices. However, I do wonder why these patches are > being picked up, as they don't really read like fixes to me and the > cover letter of the original series does not really make it seem like it > either. Thanks, I'll just rip them both out now. greg k-h
