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usb: gadget: tcm_usb_gadget: stop format strings

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This makes sure that the name coming out of configfs cannot be used
accidentally as a format string.

Signed-off-by: Kees Cook <keescook@chromium.org>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Kees Cook 2014-03-11 13:26:16 -07:00 • committed by Greg Kroah-Hartman
parent 48968f8d5f
commit aba37fd975
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/gadget/tcm_usb_gadget.c
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@ -1613,7 +1613,7 @@ static struct se_wwn *usbg_make_tport(
return ERR_PTR(-ENOMEM); return ERR_PTR(-ENOMEM);
} }
tport->tport_wwpn = wwpn; 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; return &tport->tport_wwn;
} }