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authorLinus Torvalds <torvalds@linux-foundation.org>2019-10-10 18:16:44 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2019-10-10 18:16:44 +0300
commit015c21ba59fcbc522d7a9d1e0ab0f0e6c0895ff0 (patch)
tree4fa0e91287d927e9df8e1658f93c40ca9efd60bc /fs/super.c
parent5e48e55fb57a9026e6b3b6961def6d2aeb210659 (diff)
parent6fcf0c72e4b9360768cf5ef543c4f14c34800ee8 (diff)
downloadlinux-015c21ba59fcbc522d7a9d1e0ab0f0e6c0895ff0.tar.xz
Merge branch 'work.mount3' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull mount fixes from Al Viro: "A couple of regressions from the mount series" * 'work.mount3' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: vfs: add missing blkdev_put() in get_tree_bdev() shmem: fix LSM options parsing
Diffstat (limited to 'fs/super.c')
-rw-r--r--fs/super.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/super.c b/fs/super.c
index f627b7c53d2b..cfadab2cbf35 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -1300,6 +1300,7 @@ int get_tree_bdev(struct fs_context *fc,
mutex_lock(&bdev->bd_fsfreeze_mutex);
if (bdev->bd_fsfreeze_count > 0) {
mutex_unlock(&bdev->bd_fsfreeze_mutex);
+ blkdev_put(bdev, mode);
warnf(fc, "%pg: Can't mount, blockdev is frozen", bdev);
return -EBUSY;
}
@@ -1308,8 +1309,10 @@ int get_tree_bdev(struct fs_context *fc,
fc->sget_key = bdev;
s = sget_fc(fc, test_bdev_super_fc, set_bdev_super_fc);
mutex_unlock(&bdev->bd_fsfreeze_mutex);
- if (IS_ERR(s))
+ if (IS_ERR(s)) {
+ blkdev_put(bdev, mode);
return PTR_ERR(s);
+ }
if (s->s_root) {
/* Don't summarily change the RO/RW state. */