usbreset: fix possible access to uninitialized variable (#15041)

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>

SVN-Revision: 39738

package/utils/usbreset/Makefile

@@ -1,5 +1,5 @@
 #
-# Copyright (C) 2011-2013 OpenWrt.org
+# Copyright (C) 2011-2014 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=usbreset
-PKG_RELEASE:=3
+PKG_RELEASE:=4
 
 include $(INCLUDE_DIR)/package.mk
 

package/utils/usbreset/src/usbreset.c

@@ -65,7 +65,7 @@ struct usbentry {
 
 static char *sysfs_attr(const char *dev, const char *attr)
 {
-	int fd, len;
+	int fd, len = 0;
 	char path[PATH_MAX];
 	static char buf[129];