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authorMike Snitzer <snitzer@redhat.com>2020-12-04 15:19:27 -0500
committerMike Snitzer <snitzer@redhat.com>2020-12-04 15:19:27 -0500
commitf05c4403db5bba881d4964e731f6da35be46aabd (patch)
treefd05f3b4a1625088b74f6e44658aa577b946cc8b /drivers/md
parent3ee16db390b42b8a21f2ad2ea2518f3469c6e532 (diff)
downloadlinux-f05c4403db5bba881d4964e731f6da35be46aabd.tar.bz2
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 'drivers/md')
-rw-r--r--drivers/md/dm.c2
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);