[Libguestfs] [PATCH] check the pid is > 0 before calling waitpid()

Signed-off-by: Angus Salkeld <asalkeld(a)redhat.com&gt; --- src/launch.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/src/launch.c b/src/launch.c index e50985d..8de2857 100644 --- a/src/launch.c +++ b/src/launch.c @@ -769,7 +769,7 @@ launch_appliance (guestfs_h *g) } if (g->pid > 0) kill (g->pid, 9); if (g->recoverypid > 0) kill (g->recoverypid, 9); - waitpid (g->pid, NULL, 0); + if (g->pid > 0) waitpid (g->pid, NULL, 0); if (g->recoverypid > 0) waitpid (g->recoverypid, NULL, 0); g->fd[0] = -1; g->fd[1] = -1; -- 1.7.4.1