1 files changed, 10 insertions, 3 deletions

diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 8092f0d9fd1f..2bada6bbc317 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -893,7 +893,7 @@ static ssize_t fuse_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
         if (count == 0)
                 goto out;
 
-        err = remove_suid(file->f_path.dentry);
+        err = file_remove_suid(file);
         if (err)
                 goto out;
 
@@ -1341,6 +1341,11 @@ static int fuse_setlk(struct file *file, struct file_lock *fl, int flock)
         pid_t pid = fl->fl_type != F_UNLCK ? current->tgid : 0;
         int err;
 
+        if (fl->fl_lmops && fl->fl_lmops->fl_grant) {
+                /* NLM needs asynchronous locks, which we don't support yet */
+                return -ENOLCK;
+        }
+
         /* Unlock on close is handled by the flush method */
         if (fl->fl_flags & FL_CLOSE)
                 return 0;
@@ -1365,7 +1370,9 @@ static int fuse_file_lock(struct file *file, int cmd, struct file_lock *fl)
         struct fuse_conn *fc = get_fuse_conn(inode);
         int err;
 
-        if (cmd == F_GETLK) {
+        if (cmd == F_CANCELLK) {
+                err = 0;
+        } else if (cmd == F_GETLK) {
                 if (fc->no_lock) {
                         posix_test_lock(file, fl);
                         err = 0;
@@ -1373,7 +1380,7 @@ static int fuse_file_lock(struct file *file, int cmd, struct file_lock *fl)
                         err = fuse_getlk(file, fl);
         } else {
                 if (fc->no_lock)
-                        err = posix_lock_file_wait(file, fl);
+                        err = posix_lock_file(file, fl, NULL);
                 else
                         err = fuse_setlk(file, fl, 0);
         }