diff mbox

[5/7] dma-buf/sw-sync: sync_pt is private and of fixed size

Message ID 20170629125930.821-5-chris@chris-wilson.co.uk (mailing list archive)
State New, archived
Headers show

Commit Message

Chris Wilson June 29, 2017, 12:59 p.m. UTC 
Since sync_pt is only allocated from a single location and is no longer
the base class for fences (that is struct dma_fence) it no longer needs
a generic unsized allocator.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: Gustavo Padovan <gustavo@padovan.org>
---
 drivers/dma-buf/sw_sync.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)
diff mbox

Patch

diff --git a/drivers/dma-buf/sw_sync.c b/drivers/dma-buf/sw_sync.c
index fc733621987d..6effa1ce010e 100644
--- a/drivers/dma-buf/sw_sync.c
+++ b/drivers/dma-buf/sw_sync.c
@@ -155,7 +155,6 @@  static void sync_timeline_signal(struct sync_timeline *obj, unsigned int inc)
 /**
  * sync_pt_create() - creates a sync pt
  * @parent:	fence's parent sync_timeline
- * @size:	size to allocate for this pt
  * @inc:	value of the fence
  *
  * Creates a new sync_pt as a child of @parent.  @size bytes will be
@@ -163,15 +162,12 @@  static void sync_timeline_signal(struct sync_timeline *obj, unsigned int inc)
  * the generic sync_timeline struct. Returns the sync_pt object or
  * NULL in case of error.
  */
-static struct sync_pt *sync_pt_create(struct sync_timeline *obj, int size,
-			     unsigned int value)
+static struct sync_pt *sync_pt_create(struct sync_timeline *obj,
+				      unsigned int value)
 {
 	struct sync_pt *pt;
 
-	if (size < sizeof(*pt))
-		return NULL;
-
-	pt = kzalloc(size, GFP_KERNEL);
+	pt = kzalloc(sizeof(*pt), GFP_KERNEL);
 	if (!pt)
 		return NULL;
 
@@ -312,7 +308,7 @@  static long sw_sync_ioctl_create_fence(struct sync_timeline *obj,
 		goto err;
 	}
 
-	pt = sync_pt_create(obj, sizeof(*pt), data.value);
+	pt = sync_pt_create(obj, data.value);
 	if (!pt) {
 		err = -ENOMEM;
 		goto err;