summaryrefslogtreecommitdiff
path: root/drivers/dma-buf
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/dma-buf')
-rw-r--r--drivers/dma-buf/st-dma-fence.c6
-rw-r--r--drivers/dma-buf/sync_debug.c4
-rw-r--r--drivers/dma-buf/sync_trace.h2
3 files changed, 9 insertions, 3 deletions
diff --git a/drivers/dma-buf/st-dma-fence.c b/drivers/dma-buf/st-dma-fence.c
index b7c6f7ea9e0c..6a1bfcd0cc21 100644
--- a/drivers/dma-buf/st-dma-fence.c
+++ b/drivers/dma-buf/st-dma-fence.c
@@ -540,6 +540,12 @@ static int race_signal_callback(void *arg)
t[i].before = pass;
t[i].task = kthread_run(thread_signal_callback, &t[i],
"dma-fence:%d", i);
+ if (IS_ERR(t[i].task)) {
+ ret = PTR_ERR(t[i].task);
+ while (--i >= 0)
+ kthread_stop_put(t[i].task);
+ return ret;
+ }
get_task_struct(t[i].task);
}
diff --git a/drivers/dma-buf/sync_debug.c b/drivers/dma-buf/sync_debug.c
index 101394f16930..237bce21d1e7 100644
--- a/drivers/dma-buf/sync_debug.c
+++ b/drivers/dma-buf/sync_debug.c
@@ -110,12 +110,12 @@ static void sync_print_obj(struct seq_file *s, struct sync_timeline *obj)
seq_printf(s, "%s: %d\n", obj->name, obj->value);
- spin_lock_irq(&obj->lock);
+ spin_lock(&obj->lock); /* Caller already disabled IRQ. */
list_for_each(pos, &obj->pt_list) {
struct sync_pt *pt = container_of(pos, struct sync_pt, link);
sync_print_fence(s, &pt->base, false);
}
- spin_unlock_irq(&obj->lock);
+ spin_unlock(&obj->lock);
}
static void sync_print_sync_file(struct seq_file *s,
diff --git a/drivers/dma-buf/sync_trace.h b/drivers/dma-buf/sync_trace.h
index 06e468a218ff..d71dcf954b8d 100644
--- a/drivers/dma-buf/sync_trace.h
+++ b/drivers/dma-buf/sync_trace.h
@@ -20,7 +20,7 @@ TRACE_EVENT(sync_timeline,
),
TP_fast_assign(
- __assign_str(name, timeline->name);
+ __assign_str(name);
__entry->value = timeline->value;
),