Android: sdcardfs: Don't complain in fixup_lower_ownership

Not all filesystems support changing the owner of a file.
We shouldn't complain if it doesn't happen.

Signed-off-by: Daniel Rosenberg <drosen@google.com>
Bug: 37488099
Change-Id: I403e44ab7230f176e6df82f6adb4e5c82ce57f33
diff --git a/fs/sdcardfs/derived_perm.c b/fs/sdcardfs/derived_perm.c
index 1015333..2964527 100644
--- a/fs/sdcardfs/derived_perm.c
+++ b/fs/sdcardfs/derived_perm.c
@@ -252,7 +252,7 @@
 				goto retry_deleg;
 		}
 		if (error)
-			pr_err("sdcardfs: Failed to touch up lower fs gid/uid.\n");
+			pr_debug("sdcardfs: Failed to touch up lower fs gid/uid for %s\n", name);
 	}
 	sdcardfs_put_lower_path(dentry, &path);
 }