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authorJakub Kicinski <kuba@kernel.org>2023-06-22 18:40:38 -0700
committerJakub Kicinski <kuba@kernel.org>2023-06-22 18:40:38 -0700
commita7384f3918756c193e3fcd7e3111fc4bd3686013 (patch)
tree156fda862edf0154225e6a5d8d092b0f6fe35728 /net/sched
parent98e95872f2b818c74872d073eaa4c937579d41fc (diff)
parent8a28a0b6f1a1dcbf5a834600a9acfbe2ba51e5eb (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. Conflicts: tools/testing/selftests/net/fcnal-test.sh d7a2fc1437f7 ("selftests: net: fcnal-test: check if FIPS mode is enabled") dd017c72dde6 ("selftests: fcnal: Test SO_DONTROUTE on TCP sockets.") https://lore.kernel.org/all/5007b52c-dd16-dbf6-8d64-b9701bfa498b@tessares.net/ https://lore.kernel.org/all/20230619105427.4a0df9b3@canb.auug.org.au/ No adjacent changes. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/sched')
-rw-r--r--net/sched/sch_netem.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 0c9e93d66c50..33c0dbe35956 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -967,6 +967,7 @@ static int netem_change(struct Qdisc *sch, struct nlattr *opt,
if (ret < 0)
return ret;
+ sch_tree_lock(sch);
/* backup q->clg and q->loss_model */
old_clg = q->clg;
old_loss_model = q->loss_model;
@@ -975,7 +976,7 @@ static int netem_change(struct Qdisc *sch, struct nlattr *opt,
ret = get_loss_clg(q, tb[TCA_NETEM_LOSS]);
if (ret) {
q->loss_model = old_loss_model;
- return ret;
+ goto unlock;
}
} else {
q->loss_model = CLG_RANDOM;
@@ -1042,6 +1043,8 @@ static int netem_change(struct Qdisc *sch, struct nlattr *opt,
/* capping jitter to the range acceptable by tabledist() */
q->jitter = min_t(s64, abs(q->jitter), INT_MAX);
+unlock:
+ sch_tree_unlock(sch);
return ret;
get_table_failure:
@@ -1051,7 +1054,8 @@ get_table_failure:
*/
q->clg = old_clg;
q->loss_model = old_loss_model;
- return ret;
+
+ goto unlock;
}
static int netem_init(struct Qdisc *sch, struct nlattr *opt,