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author | Mike Snitzer <snitzer@redhat.com> | 2020-12-04 21:19:27 +0100 |
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committer | Mike Snitzer <snitzer@redhat.com> | 2020-12-04 21:19:27 +0100 |
commit | f05c4403db5bba881d4964e731f6da35be46aabd (patch) | |
tree | fd05f3b4a1625088b74f6e44658aa577b946cc8b /drivers/md/dm.c | |
parent | dm: fix IO splitting (diff) | |
download | linux-f05c4403db5bba881d4964e731f6da35be46aabd.tar.xz linux-f05c4403db5bba881d4964e731f6da35be46aabd.zip |
dm: fix double RCU unlock in dm_dax_zero_page_range() error path
Remove redundant dm_put_live_table() in dm_dax_zero_page_range() error
path to fix sparse warning:
drivers/md/dm.c:1208:9: warning: context imbalance in 'dm_dax_zero_page_range' - unexpected unlock
Fixes: cdf6cdcd3b99a ("dm,dax: Add dax zero_page_range operation")
Cc: stable@vger.kernel.org
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to '')
-rw-r--r-- | drivers/md/dm.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c index f7eb3d2964f3..45c623ff931a 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1201,11 +1201,9 @@ static int dm_dax_zero_page_range(struct dax_device *dax_dev, pgoff_t pgoff, * ->zero_page_range() is mandatory dax operation. If we are * here, something is wrong. */ - dm_put_live_table(md, srcu_idx); goto out; } ret = ti->type->dax_zero_page_range(ti, pgoff, nr_pages); - out: dm_put_live_table(md, srcu_idx); |