> cgroups: fix cgroup_event_listener error handling > > The error handling in cgroup_event_listener.c did not correctly deal > with either an error opening either <control_file> or > cgroup.event_control. Due to an uninitialized variable the program > exit code was undefined if either of these opens failed. > > This patch simplifies and corrects cgroup_event_listener.c error > handling by: > 1. using err*() rather than printf(),exit() > 2. depending on process exit to close open files > > With this patch failures always return non-zero error. > > Signed-off-by: Greg Thelen <gthelen@xxxxxxxxxx> Acked-by: Li Zefan <lizefan@xxxxxxxxxx> > --- > tools/cgroup/cgroup_event_listener.c | 72 ++++++++++----------------------- > 1 files changed, 22 insertions(+), 50 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
