From: Greg Kroah-Hartman Date: Sun, 9 Jul 2023 10:17:49 +0000 (+0200) Subject: 4.14-stable patches X-Git-Tag: v6.4.3~10 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=3c1b14e55c886e91b1ef1c8fe5033c5c58c13190;p=thirdparty%2Fkernel%2Fstable-queue.git 4.14-stable patches added patches: drm-edid-fix-uninitialized-variable-in-drm_cvt_modes.patch --- diff --git a/queue-4.14/drm-edid-fix-uninitialized-variable-in-drm_cvt_modes.patch b/queue-4.14/drm-edid-fix-uninitialized-variable-in-drm_cvt_modes.patch new file mode 100644 index 00000000000..00babc0b133 --- /dev/null +++ b/queue-4.14/drm-edid-fix-uninitialized-variable-in-drm_cvt_modes.patch @@ -0,0 +1,39 @@ +From 991fcb77f490390bcad89fa67d95763c58cdc04c Mon Sep 17 00:00:00 2001 +From: Lyude Paul +Date: Thu, 5 Nov 2020 18:57:02 -0500 +Subject: drm/edid: Fix uninitialized variable in drm_cvt_modes() + +From: Lyude Paul + +commit 991fcb77f490390bcad89fa67d95763c58cdc04c upstream. + +Noticed this when trying to compile with -Wall on a kernel fork. We +potentially don't set width here, which causes the compiler to complain +about width potentially being uninitialized in drm_cvt_modes(). So, let's +fix that. + +Changes since v1: +* Don't emit an error as this code isn't reachable, just mark it as such +Changes since v2: +* Remove now unused variable + +Fixes: 3f649ab728cd ("treewide: Remove uninitialized_var() usage") +Signed-off-by: Lyude Paul +Reviewed-by: Ilia Mirkin +Link: https://patchwork.freedesktop.org/patch/msgid/20201105235703.1328115-1-lyude@redhat.com +Signed-off-by: Greg Kroah-Hartman +--- + drivers/gpu/drm/drm_edid.c | 2 ++ + 1 file changed, 2 insertions(+) + +--- a/drivers/gpu/drm/drm_edid.c ++++ b/drivers/gpu/drm/drm_edid.c +@@ -2691,6 +2691,8 @@ static int drm_cvt_modes(struct drm_conn + case 0x0c: + width = height * 15 / 9; + break; ++ default: ++ unreachable(); + } + + for (j = 1; j < 5; j++) { diff --git a/queue-4.14/series b/queue-4.14/series index b1147658efc..4691b0e76e9 100644 --- a/queue-4.14/series +++ b/queue-4.14/series @@ -2,6 +2,7 @@ gfs2-don-t-deref-jdesc-in-evict.patch x86-microcode-amd-load-late-on-both-threads-too.patch x86-smp-use-dedicated-cache-line-for-mwait_play_dead.patch fbdev-imsttfb-fix-use-after-free-bug-in-imsttfb_probe.patch +drm-edid-fix-uninitialized-variable-in-drm_cvt_modes.patch scripts-tags.sh-resolve-gtags-empty-index-generation.patch drm-amdgpu-validate-vm-ioctl-flags.patch treewide-remove-uninitialized_var-usage.patch