Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/dma-buf/sw_sync.c b/drivers/dma-buf/sw_sync.c
index 53c1d6d..6713cfb 100644
--- a/drivers/dma-buf/sw_sync.c
+++ b/drivers/dma-buf/sw_sync.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Sync File validation framework
*
* Copyright (C) 2012 Google, Inc.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#include <linux/file.h>
@@ -141,17 +132,14 @@
{
struct sync_pt *pt = dma_fence_to_sync_pt(fence);
struct sync_timeline *parent = dma_fence_parent(fence);
+ unsigned long flags;
+ spin_lock_irqsave(fence->lock, flags);
if (!list_empty(&pt->link)) {
- unsigned long flags;
-
- spin_lock_irqsave(fence->lock, flags);
- if (!list_empty(&pt->link)) {
- list_del(&pt->link);
- rb_erase(&pt->node, &parent->pt_tree);
- }
- spin_unlock_irqrestore(fence->lock, flags);
+ list_del(&pt->link);
+ rb_erase(&pt->node, &parent->pt_tree);
}
+ spin_unlock_irqrestore(fence->lock, flags);
sync_timeline_put(parent);
dma_fence_free(fence);
@@ -161,7 +149,7 @@
{
struct sync_timeline *parent = dma_fence_parent(fence);
- return !__dma_fence_is_later(fence->seqno, parent->value);
+ return !__dma_fence_is_later(fence->seqno, parent->value, fence->ops);
}
static bool timeline_fence_enable_signaling(struct dma_fence *fence)
@@ -172,7 +160,7 @@
static void timeline_fence_value_str(struct dma_fence *fence,
char *str, int size)
{
- snprintf(str, size, "%d", fence->seqno);
+ snprintf(str, size, "%lld", fence->seqno);
}
static void timeline_fence_timeline_value_str(struct dma_fence *fence,
@@ -274,7 +262,8 @@
p = &parent->rb_left;
} else {
if (dma_fence_get_rcu(&other->base)) {
- dma_fence_put(&pt->base);
+ sync_timeline_put(obj);
+ kfree(pt);
pt = other;
goto unlock;
}