[PATCH 12/15] drm: Use a flexible array member for blob property data

[ville.syrj...@linux.intel.com]

From: Ville Syrj?l? 

The blob property data is always allocated immediately after the object
header. No need for the extra indirection when accessing it, just use
a flexible array member.

Signed-off-by: Ville Syrj?l? 
---
 drivers/gpu/drm/drm_crtc.c |1 -
 include/drm/drm_crtc.h |2 +-
 2 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index f5b098e..d2d9dc5 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -2943,7 +2943,6 @@ static struct drm_property_blob 
*drm_property_create_blob(struct drm_device *dev
return NULL;
}

-   blob->data = (void *)((char *)blob + sizeof(struct drm_property_blob));
blob->length = length;

memcpy(blob->data, data, length);
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 00f4007..53cb49a 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -257,7 +257,7 @@ struct drm_property_blob {
struct drm_mode_object base;
struct list_head head;
unsigned int length;
-   void *data;
+   unsigned char data[];
 };

 struct drm_property_enum {
-- 
1.7.3.4

[PATCH 12/15] drm: Use a flexible array member for blob property data

[ville . syrjala]

From: Ville Syrjälä ville.syrj...@linux.intel.com

The blob property data is always allocated immediately after the object
header. No need for the extra indirection when accessing it, just use
a flexible array member.

Signed-off-by: Ville Syrjälä ville.syrj...@linux.intel.com
---
 drivers/gpu/drm/drm_crtc.c |1 -
 include/drm/drm_crtc.h |2 +-
 2 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index f5b098e..d2d9dc5 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -2943,7 +2943,6 @@ static struct drm_property_blob 
*drm_property_create_blob(struct drm_device *dev
return NULL;
}
 
-   blob-data = (void *)((char *)blob + sizeof(struct drm_property_blob));
blob-length = length;
 
memcpy(blob-data, data, length);
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 00f4007..53cb49a 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -257,7 +257,7 @@ struct drm_property_blob {
struct drm_mode_object base;
struct list_head head;
unsigned int length;
-   void *data;
+   unsigned char data[];
 };
 
 struct drm_property_enum {
-- 
1.7.3.4

___
dri-devel mailing list
dri-devel@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/dri-devel