drm/i915: remove redundant checks for a null fb pointer

A prior check and return when pointer fb is null makes
subsequent null checks on fb redundant.  Remove the redundant
null checks.

Addresses-Coverity: ("Logically dead code")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191210142349.333171-1-colin.king@canonical.com

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 6cb149b..9cd5ce5 100644 (file)
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2582,8 +2582,8 @@ static void intel_plane_hw_info(struct seq_file *m, struct intel_plane *plane)
                       plane_state->hw.rotation);
 
        seq_printf(m, "\t\thw: fb=%d,%s,%dx%d, visible=%s, src=" DRM_RECT_FP_FMT ", dst=" DRM_RECT_FMT ", rotation=%s\n",
-                  fb ? fb->base.id : 0, fb ? format_name.str : "n/a",
-                  fb ? fb->width : 0, fb ? fb->height : 0,
+                  fb->base.id, format_name.str,
+                  fb->width, fb->height,
                   yesno(plane_state->uapi.visible),
                   DRM_RECT_FP_ARG(&plane_state->uapi.src),
                   DRM_RECT_ARG(&plane_state->uapi.dst),