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path: root/drivers/media/usb/gspca/spca1528.c
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Diffstat (limited to 'drivers/media/usb/gspca/spca1528.c')
-rw-r--r--drivers/media/usb/gspca/spca1528.c16
1 files changed, 6 insertions, 10 deletions
diff --git a/drivers/media/usb/gspca/spca1528.c b/drivers/media/usb/gspca/spca1528.c
index d25924e430f3..ccc477944ef8 100644
--- a/drivers/media/usb/gspca/spca1528.c
+++ b/drivers/media/usb/gspca/spca1528.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* spca1528 subdriver
*
* Copyright (C) 2010-2011 Jean-Francois Moine (http://moinejf.free.fr)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -80,6 +71,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}