svn commit: r357298 - head/lib/libusb

[Hans Petter Selasky]

Author: hselasky
Date: Thu Jan 30 17:30:04 2020
New Revision: 357298
URL: https://svnweb.freebsd.org/changeset/base/357298

Log:
  Add missing mutex unlock in failure case.
  
  Differential Revision:	https://reviews.freebsd.org/D23430
  Submitted by:	cem
  Reported by:	Coverity
  Coverity CID:	1368773
  MFC after:	3 days
  Sponsored by:	Mellanox Technologies

Modified:
  head/lib/libusb/libusb10_hotplug.c

Modified: head/lib/libusb/libusb10_hotplug.c
==============================================================================
--- head/lib/libusb/libusb10_hotplug.c	Thu Jan 30 16:38:40 2020	(r357297)
+++ head/lib/libusb/libusb10_hotplug.c	Thu Jan 30 17:30:04 2020	(r357298)
@@ -123,8 +123,10 @@ libusb_hotplug_scan(void *arg)
 		TAILQ_INIT(&hotplug_devs);
 
 		if (ctx->hotplug_handler != NO_THREAD) {
-			if (libusb_hotplug_enumerate(ctx, &hotplug_devs) < 0)
+			if (libusb_hotplug_enumerate(ctx, &hotplug_devs) < 0) {
+				HOTPLUG_UNLOCK(ctx);
 				continue;
+			}
 		} else {
 			do_loop = 0;
 		}