To suppress this warning: warning: ‘err’ may be used uninitialized in this function [-Wmaybe-uninitialized] int err; ^
Use the uninitialized_var() to decalre err. It also serves to be good documetation. Signed-off-by: Jianyu Zhan <nasa4...@gmail.com> --- kernel/cgroup.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 24675f5..930569c 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -4144,7 +4144,7 @@ static int create_css(struct cgroup *cgrp, struct cgroup_subsys *ss) { struct cgroup *parent = cgrp->parent; struct cgroup_subsys_state *css; - int err; + int uninitialized_var(err); lockdep_assert_held(&cgroup_mutex); -- 2.0.0-rc0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/