drm/i915/bios: remove a redundant NULL pointer check

We never pass a non-NULL vbt to validate_vbt, and we can safely expect
the callers to not change.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index cbd16c0..d39c41c 100644 (file)
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -1207,11 +1207,6 @@ static const struct bdb_header *validate_vbt(const void *base, size_t size,
        size_t offset;
        const struct bdb_header *bdb;
 
-       if (vbt == NULL) {
-               DRM_DEBUG_DRIVER("VBT signature missing\n");
-               return NULL;
-       }
-
        offset = _vbt - base;
        if (offset + sizeof(struct vbt_header) > size) {
                DRM_DEBUG_DRIVER("VBT header incomplete\n");