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Date: Tue, 13 May 2014 11:27:12 +0200 From: Jiri Slaby <jslaby@...e.cz> To: stable@...r.kernel.org Cc: linux-kernel@...r.kernel.org, Kees Cook <keescook@...omium.org>, Jiri Slaby <jslaby@...e.cz> Subject: [PATCH 3.12 080/182] usb: gadget: tcm_usb_gadget: stop format strings From: Kees Cook <keescook@...omium.org> 3.12-stable review patch. If anyone has any objections, please let me know. =============== commit aba37fd975f0dd58e025c99c2a79b61b20190831 upstream. This makes sure that the name coming out of configfs cannot be used accidentally as a format string. Signed-off-by: Kees Cook <keescook@...omium.org> Signed-off-by: Jiri Slaby <jslaby@...e.cz> --- drivers/usb/gadget/tcm_usb_gadget.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/gadget/tcm_usb_gadget.c b/drivers/usb/gadget/tcm_usb_gadget.c index 0ff33396eef3..d9e15e85258d 100644 --- a/drivers/usb/gadget/tcm_usb_gadget.c +++ b/drivers/usb/gadget/tcm_usb_gadget.c @@ -1613,7 +1613,7 @@ static struct se_wwn *usbg_make_tport( return ERR_PTR(-ENOMEM); } tport->tport_wwpn = wwpn; - snprintf(tport->tport_name, sizeof(tport->tport_name), wnn_name); + snprintf(tport->tport_name, sizeof(tport->tport_name), "%s", wnn_name); return &tport->tport_wwn; } -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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