commit df53a2ca1d816336799b67c8edd45e971c0c09ad
author Ajay Dudani <adudani@codeaurora.org> Tue Aug 21 17:57:19 2012 -0700
committer Iliyan Malchev <malchev@google.com> Thu Sep 13 21:20:35 2012 -0700
tree 1ce797897c4176b0bbbfac719af0f3c72c363f29
parent 741cddec165837bfef3fb69114263272fa77e808

sync: change wait timeout to mirror poll semantics

Change-Id: Ib38e6d339d41885a33027752690d65a52b6897f6
Signed-off-by: Erik Gilling <konkers@android.com>
Signed-off-by: Ajay Dudani <adudani@codeaurora.org>

drivers/base/sync.c

diff --git a/drivers/base/sync.c b/drivers/base/sync.c
index ad3fee0..793a289 100644
--- a/drivers/base/sync.c
+++ b/drivers/base/sync.c
@@ -560,14 +560,14 @@
 
 int sync_fence_wait(struct sync_fence *fence, long timeout)
 {
-	int err;
+	int err = 0;
 
-	if (timeout) {
+	if (timeout > 0) {
 		timeout = msecs_to_jiffies(timeout);
 		err = wait_event_interruptible_timeout(fence->wq,
 						       fence->status != 0,
 						       timeout);
-	} else {
+	} else if (timeout < 0{
 		err = wait_event_interruptible(fence->wq, fence->status != 0);
 	}