From d5adc4c167f19e7905710cbdcc93a8489521d1c4 Mon Sep 17 00:00:00 2001
From: n_hibma <n_hibma@FreeBSD.org>
Date: Sat, 30 Jun 2001 10:57:37 +0000
Subject: Don't free memory that has been freed already. Null the pointer after
 freeing the memory.

PR:		27370
Submitted by:	Alec Barea <alec@barea.org>
MFC after:	5 days
---
 sys/dev/usb/usbdi_util.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'sys/dev/usb/usbdi_util.c')

diff --git a/sys/dev/usb/usbdi_util.c b/sys/dev/usb/usbdi_util.c
index ff48fd7..3c5b104 100644
--- a/sys/dev/usb/usbdi_util.c
+++ b/sys/dev/usb/usbdi_util.c
@@ -460,6 +460,7 @@ usbd_alloc_report_desc(ifc, descp, sizep, mem)
 				       *sizep, *descp);
 	if (err) {
 		free(*descp, mem);
+		*descp = NULL;
 		return (err);
 	}
 	return (USBD_NORMAL_COMPLETION);
-- 
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