From: Darrick J. Wong <djwong@xxxxxxxxxx>
This function takes super_lock in shared mode, so it should release the
same lock.
Cc: <stable@xxxxxxxxxxxxxxx> # v6.16-rc1
Fixes: af7551cf13cf7f ("super: remove pointless s_root checks")
Signed-off-by: "Darrick J. Wong" <djwong@xxxxxxxxxx>
---
fs/super.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/super.c b/fs/super.c
index 21799e213fd747..80418ca8e215bb 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -964,8 +964,10 @@ void iterate_supers_type(struct file_system_type *type,
spin_unlock(&sb_lock);
locked = super_lock_shared(sb);
- if (locked)
+ if (locked) {
f(sb, arg);
+ super_unlock_shared(sb);
+ }
spin_lock(&sb_lock);
if (p)
