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>
diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c
index aa1ac79..cb6b54a 100644
--- a/drivers/gpu/drm/drm_ioctl.c
+++ b/drivers/gpu/drm/drm_ioctl.c
@@ -189,7 +189,6 @@
kfree(master->unique);
master->unique = NULL;
master->unique_len = 0;
- master->unique_size = 0;
}
/**
diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c
index 8efea6b..e266927 100644
--- a/drivers/gpu/drm/drm_pci.c
+++ b/drivers/gpu/drm/drm_pci.c
@@ -138,7 +138,6 @@
return -ENOMEM;
master->unique_len = strlen(master->unique);
- master->unique_size = master->unique_len + 1;
return 0;
}
@@ -149,8 +148,7 @@
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;
diff --git a/drivers/gpu/drm/drm_platform.c b/drivers/gpu/drm/drm_platform.c
index 0c09ddd..f197a2b 100644
--- a/drivers/gpu/drm/drm_platform.c
+++ b/drivers/gpu/drm/drm_platform.c
@@ -82,7 +82,6 @@
return -ENOMEM;
master->unique_len = strlen(master->unique);
- master->unique_size = master->unique_len;
return 0;
}
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index a8b24fc..98b1eaf 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -574,7 +574,6 @@
* @minor: Link back to minor char device we are master for. Immutable.
* @unique: Unique identifier: e.g. busid. Protected by drm_global_mutex.
* @unique_len: Length of unique field. Protected by drm_global_mutex.
- * @unique_size: Amount allocated. Protected by drm_global_mutex.
* @magiclist: Hash of used authentication tokens. Protected by struct_mutex.
* @magicfree: List of used authentication tokens. Protected by struct_mutex.
* @lock: DRI lock information.
@@ -585,7 +584,6 @@
struct drm_minor *minor;
char *unique;
int unique_len;
- int unique_size;
struct drm_open_hash magiclist;
struct list_head magicfree;
struct drm_lock_data lock;