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| author | Shaohua Li <shli@fb.com> | 2016-09-21 16:07:13 (GMT) |
|---|---|---|
| committer | Shaohua Li <shli@fb.com> | 2016-09-21 16:09:44 (GMT) |
| commit | 30c8946566f32493f7f1143437319c42c8a542e9 (patch) | |
| tree | 465f5ed5d5452d06fec4c415b5ca3742d70c3ac5 | |
| parent | 6a0f53ff351dfd10e74752e57b9c27d3397a3c4d (diff) | |
| download | linux-30c8946566f32493f7f1143437319c42c8a542e9.tar.xz | |
raid5: handle register_shrinker failure
register_shrinker() now can fail. When it happens, shrinker.nr_deferred is
null. We use it to determine if unregister_shrinker is required.
Signed-off-by: Shaohua Li <shli@fb.com>
| -rw-r--r-- | drivers/md/raid5.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 08274b4..f94472d 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -6372,7 +6372,7 @@ static void free_conf(struct r5conf *conf) { if (conf->log) r5l_exit_log(conf->log); - if (conf->shrinker.seeks) + if (conf->shrinker.nr_deferred) unregister_shrinker(&conf->shrinker); free_thread_groups(conf); |