[Xenomai-core] [PATCH] libnative: Avoid double-evaluation of rt_task_self()

[Jan Kiszka <jan.kiszka@domain.hid>]

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[ can be pulled from git.xenomai.org/xenomai-jki.git queues/assorted ]

Keep the result of rt_task_self() in a local variable to avoid the
second invocation.

Signed-off-by: Jan Kiszka <jan.kiszka@domain.hid>
---

 src/skins/native/task.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/src/skins/native/task.c b/src/skins/native/task.c
index 905d366..149717b 100644
--- a/src/skins/native/task.c
+++ b/src/skins/native/task.c
@@ -247,10 +247,11 @@ int rt_task_resume(RT_TASK *task)
 
 int rt_task_delete(RT_TASK *task)
 {
+	RT_TASK *self;
 	int err;
 
 	if (task == NULL ||
-	    (rt_task_self() && task->opaque == rt_task_self()->opaque)) {
+	    ((self = rt_task_self()) && self->opaque == task->opaque)) {
 		/* Silently migrate to avoid raising SIGXCPU. */
 		XENOMAI_SYSCALL1(__xn_sys_migrate, XENOMAI_LINUX_DOMAIN);
 		pthread_exit(NULL);


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