From: luo penghao <luo.peng...@zte.com.cn>
The existence of offset is meaningless, so it should be deleted.
The clang_analyzer complains as follows:
Value stored to 'offset' is never read
Reported-by: Zeal Robot <zea...@zte.com.cn>
Signed-off-by: luo penghao <luo.peng...@zte.com.cn>
---
drivers/gpu/drm/i915/display/i9xx_plane.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/i9xx_plane.c
b/drivers/gpu/drm/i915/display/i9xx_plane.c
index b1439ba..a478b7f 100644
--- a/drivers/gpu/drm/i915/display/i9xx_plane.c
+++ b/drivers/gpu/drm/i915/display/i9xx_plane.c
@@ -964,7 +964,7 @@ i9xx_get_initial_plane_config(struct intel_crtc *crtc,
struct intel_plane *plane = to_intel_plane(crtc->base.primary);
enum i9xx_plane_id i9xx_plane = plane->i9xx_plane;
enum pipe pipe;
- u32 val, base, offset;
+ u32 val, base;
int fourcc, pixel_format;
unsigned int aligned_height;
struct drm_framebuffer *fb;
@@ -1006,14 +1006,14 @@ i9xx_get_initial_plane_config(struct intel_crtc *crtc,
fb->format = drm_format_info(fourcc);
if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) {
- offset = intel_de_read(dev_priv, DSPOFFSET(i9xx_plane));
+ intel_de_read(dev_priv, DSPOFFSET(i9xx_plane));
base = intel_de_read(dev_priv, DSPSURF(i9xx_plane)) &
0xfffff000;
} else if (DISPLAY_VER(dev_priv) >= 4) {
if (plane_config->tiling)
- offset = intel_de_read(dev_priv,
+ intel_de_read(dev_priv,
DSPTILEOFF(i9xx_plane));
else
- offset = intel_de_read(dev_priv,
+ intel_de_read(dev_priv,
DSPLINOFF(i9xx_plane));
base = intel_de_read(dev_priv, DSPSURF(i9xx_plane)) &
0xfffff000;
} else {
--
2.15.2
