Module: xenomai-3
Branch: next
Commit: 669004c5eda5ffc0d32b121e958711d5d4ead38d
URL:
http://git.xenomai.org/?p=xenomai-3.git;a=commit;h=669004c5eda5ffc0d32b121e958711d5d4ead38d
Author: Philippe Gerum <r...@xenomai.org>
Date: Fri Jan 23 16:16:32 2015 +0100
copperplate/threadobj: fix race on early thread exit
---
lib/copperplate/threadobj.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/lib/copperplate/threadobj.c b/lib/copperplate/threadobj.c
index 32fbf01..16f23f8 100644
--- a/lib/copperplate/threadobj.c
+++ b/lib/copperplate/threadobj.c
@@ -1080,7 +1080,6 @@ int threadobj_start(struct threadobj *thobj) /*
thobj->lock held. */
thobj->status |= __THREAD_S_SAFE;
wait_on_barrier(thobj, __THREAD_S_ACTIVE);
- thobj->status &= ~__THREAD_S_SAFE;
/*
* If the started thread has exited before we woke up from the
@@ -1095,7 +1094,8 @@ int threadobj_start(struct threadobj *thobj) /*
thobj->lock held. */
destroy_thread(thobj);
threadobj_free(thobj);
ret = -EIDRM;
- }
+ } else
+ thobj->status &= ~__THREAD_S_SAFE;
pthread_setcancelstate(oldstate, NULL);
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