diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0626-drm-vc4-Ensure-zpos-is-always-initialised.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0626-drm-vc4-Ensure-zpos-is-always-initialised.patch | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0626-drm-vc4-Ensure-zpos-is-always-initialised.patch b/target/linux/bcm27xx/patches-4.19/950-0626-drm-vc4-Ensure-zpos-is-always-initialised.patch new file mode 100644 index 0000000000..bd13a32d2f --- /dev/null +++ b/target/linux/bcm27xx/patches-4.19/950-0626-drm-vc4-Ensure-zpos-is-always-initialised.patch @@ -0,0 +1,26 @@ +From cf80e05ebb55c121c1567ac42b9e1a885fc346a3 Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.org> +Date: Fri, 19 Jul 2019 17:49:00 +0100 +Subject: [PATCH] drm/vc4: Ensure zpos is always initialised + +The compiler is warning that default_zpos can be used +uninitialised as there is no default case to catch all plane +types. +No other plane types should ever be presented to vc4_fkms_plane_init, +but add a default case regardless. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org> +--- + drivers/gpu/drm/vc4/vc4_firmware_kms.c | 1 + + 1 file changed, 1 insertion(+) + +--- a/drivers/gpu/drm/vc4/vc4_firmware_kms.c ++++ b/drivers/gpu/drm/vc4/vc4_firmware_kms.c +@@ -773,6 +773,7 @@ static struct drm_plane *vc4_fkms_plane_ + * other layers as requested by KMS. + */ + switch (type) { ++ default: + case DRM_PLANE_TYPE_PRIMARY: + default_zpos = 0; + break; |