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sched/waitpid.c: Eliminate a warning detected by GCC 6

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This commit is contained in:
Gregory Nutt 2017-09-15 13:04:25 -06:00
parent 22754053e8
commit 9eebd4b0f4
1 changed files with 3 additions and 1 deletions
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4
sched/sched/sched_waitpid.c
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@ -305,7 +305,7 @@ pid_t waitpid(pid_t pid, int *stat_loc, int options)
FAR struct tcb_s *rtcb = this_task();
FAR struct tcb_s *ctcb;
#ifdef CONFIG_SCHED_CHILD_STATUS
FAR struct child_status_s *child;
FAR struct child_status_s *child = NULL;
bool retains;
#endif
FAR struct siginfo info;
@ -547,6 +547,8 @@ pid_t waitpid(pid_t pid, int *stat_loc, int options)
#ifdef CONFIG_SCHED_CHILD_STATUS
if (retains)
{
DEBUGASSERT(child != NULL);
/* Discard the child entry */
(void)group_removechild(rtcb->group, child->ch_pid);