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authorÁlvaro Fernández Rojas <noltari@gmail.com>2020-02-04 19:02:53 +0100
committerÁlvaro Fernández Rojas <noltari@gmail.com>2020-02-04 19:14:13 +0100
commit84d555aa74434392b682fd9eb0fa701c89a046d6 (patch)
treebcc0a9bf058757da14054bce61a8cb8b8c9cd873 /target/linux/brcm2708/patches-4.19/950-0626-drm-vc4-Ensure-zpos-is-always-initialised.patch
parent953973c2991e8640549a55df7a0574a1abac8644 (diff)
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brcm2708: update to latest patches from RPi foundation
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0626-drm-vc4-Ensure-zpos-is-always-initialised.patch')
-rw-r--r--target/linux/brcm2708/patches-4.19/950-0626-drm-vc4-Ensure-zpos-is-always-initialised.patch26
1 files changed, 26 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0626-drm-vc4-Ensure-zpos-is-always-initialised.patch b/target/linux/brcm2708/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/brcm2708/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;