firmware: clean up filesystem load exit path

This makes the error and success paths more readable while trying to
load firmware from the filesystem.

Signed-off-by: Kees Cook <keescook@chromium.org>
Cc: Josh Boyer <jwboyer@fedoraproject.org>
Cc: David Howells <dhowells@redhat.com>
Acked-by: Luis R. Rodriguez <mcgrof@kernel.org>
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>

drivers/base/firmware_class.c

@@ -361,19 +361,17 @@ static int fw_get_filesystem_firmware(struct device *device,
 			continue;
 		rc = fw_read_file_contents(file, buf);
 		fput(file);
-		if (rc)
+		if (rc) {
 			dev_warn(device, "loading %s failed with error %d\n",
 				 path, rc);
-		else
-			break;
-	}
-	__putname(path);
-
-	if (!rc) {
+			continue;
+		}
 		dev_dbg(device, "direct-loading %s\n",
 			buf->fw_id);
 		fw_finish_direct_load(device, buf);
+		break;
 	}
+	__putname(path);
 
 	return rc;
 }