Adding upstream version 5.10.216.upstream/5.10.216

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 4 insertions, 3 deletions

diff --git a/fs/dcache.c b/fs/dcache.c
index ea0485861..976c7474d 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -759,12 +759,12 @@ static inline bool fast_dput(struct dentry *dentry)
 	 */
 	if (unlikely(ret < 0)) {
 		spin_lock(&dentry->d_lock);
-		if (dentry->d_lockref.count > 1) {
-			dentry->d_lockref.count--;
+		if (WARN_ON_ONCE(dentry->d_lockref.count <= 0)) {
 			spin_unlock(&dentry->d_lock);
 			return true;
 		}
-		return false;
+		dentry->d_lockref.count--;
+		goto locked;
 	}
 
 	/*
@@ -815,6 +815,7 @@ static inline bool fast_dput(struct dentry *dentry)
 	 * else could have killed it and marked it dead. Either way, we
 	 * don't need to do anything else.
 	 */
+locked:
 	if (dentry->d_lockref.count) {
 		spin_unlock(&dentry->d_lock);
 		return true;