lib-fs: fs_unlock(NULL) should be a no-op

dovecot · May 26, 2018 · 0e16bc7 · 0e16bc7
1 parent 0a4cf11
commit 0e16bc7
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/lib-fs/fs-api.c b/src/lib-fs/fs-api.c
@@ -897,6 +897,9 @@ void fs_unlock(struct fs_lock **_lock)
 {
 	struct fs_lock *lock = *_lock;
 
+	if (lock == NULL)
+		return;
+
 	*_lock = NULL;
 	T_BEGIN {
 		lock->file->fs->v.unlock(lock);