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usb: acm gadget: Null termintate strings table

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The gadget strings table should be null terminated.
usb_gadget_get_string() loops through the table
expecting a null at the end of the list.

Signed-off-by: Graham Williams <gwilli@broadcom.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Graham Williams 2013-08-28 16:36:14 -07:00 committed by Greg Kroah-Hartman
parent 2d17f7fb69
commit d257221854
1 changed files with 1 additions and 0 deletions
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drivers/usb/gadget/f_acm.c
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@ -285,6 +285,7 @@ static struct usb_string acm_string_defs[] = {
[ACM_CTRL_IDX].s = "CDC Abstract Control Model (ACM)", [ACM_CTRL_IDX].s = "CDC Abstract Control Model (ACM)",
[ACM_DATA_IDX].s = "CDC ACM Data", [ACM_DATA_IDX].s = "CDC ACM Data",
[ACM_IAD_IDX ].s = "CDC Serial", [ACM_IAD_IDX ].s = "CDC Serial",
{ } /* end of list */
}; };
static struct usb_gadget_strings acm_string_table = { static struct usb_gadget_strings acm_string_table = {