3.16.37-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: Heinrich Schuchardt <xypron.glpk@xxxxxx>
commit ffeee83aa0461992e8a99a59db2df31933e60362 upstream.
Function in_rq_cur copies random bytes from the stack.
Zero the memory instead.
Fixes: 132fcb460839 ("usb: gadget: Add Audio Class 2.0 Driver")
Signed-off-by: Heinrich Schuchardt <xypron.glpk@xxxxxx>
Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxxxxxxxx>
[bwh: Backported to 3.16: adjust filename]
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
drivers/usb/gadget/f_uac2.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/usb/gadget/f_uac2.c
+++ b/drivers/usb/gadget/f_uac2.c
@@ -1153,6 +1153,7 @@ in_rq_cur(struct usb_function *fn, const
if (control_selector == UAC2_CS_CONTROL_SAM_FREQ) {
struct cntrl_cur_lay3 c;
+ memset(&c, 0, sizeof(struct cntrl_cur_lay3));
if (entity_id == USB_IN_CLK_ID)
c.dCUR = p_srate;
--
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