drm: drop unused drm_master->unique_size

This field is unused and there is really no reason to optimize
unique-allocations. Drop it.

Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c
index 8efea6b4602b..e266927bb9f1 100644
--- a/drivers/gpu/drm/drm_pci.c
+++ b/drivers/gpu/drm/drm_pci.c
@@ -138,7 +138,6 @@ static int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master)
                 return -ENOMEM;
 
         master->unique_len = strlen(master->unique);
-        master->unique_size = master->unique_len + 1;
         return 0;
 }
 
@@ -149,8 +148,7 @@ int drm_pci_set_unique(struct drm_device *dev,
         int domain, bus, slot, func, ret;
 
         master->unique_len = u->unique_len;
-        master->unique_size = u->unique_len + 1;
-        master->unique = kmalloc(master->unique_size, GFP_KERNEL);
+        master->unique = kmalloc(master->unique_len + 1, GFP_KERNEL);
         if (!master->unique) {
                 ret = -ENOMEM;
                 goto err;