fuse: add file_modified() to fallocate

commit 4a6f278d4827b59ba26ceae0ff4529ee826aa258 upstream.

Add missing file_modified() call to fuse_file_fallocate().  Without this
fallocate on fuse failed to clear privileges.

Fixes: 05ba1f082300 ("fuse: add FALLOCATE operation")
Cc: <stable@vger.kernel.org>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 71e9e301e569d0d27db6e046d9e714d1787fc98f..307e7dae3ab6b0a2606f91c929c9ecaf582d4e39 100644 (file)
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -2975,6 +2975,10 @@ static long fuse_file_fallocate(struct file *file, int mode, loff_t offset,
                        goto out;
        }
 
+       err = file_modified(file);
+       if (err)
+               goto out;
+
        if (!(mode & FALLOC_FL_KEEP_SIZE))
                set_bit(FUSE_I_SIZE_UNSTABLE, &fi->state);