From fb45b782f9ad70eb1110a9613991e1b7c8890689 Mon Sep 17 00:00:00 2001
From: mananth <mananth>
Date: Fri, 25 Nov 2005 14:10:44 +0000
Subject: Mohan's update to missing defn libsysfs.h

---
 include/libsysfs.h | 2 ++
 lib/sysfs_utils.c  | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/include/libsysfs.h b/include/libsysfs.h
index 2cb9eb9..5a460eb 100644
--- a/include/libsysfs.h
+++ b/include/libsysfs.h
@@ -221,6 +221,8 @@ extern struct sysfs_attribute *sysfs_get_module_parm
 	(struct sysfs_module *module, const char *parm);
 extern struct sysfs_attribute *sysfs_get_module_section
 	(struct sysfs_module *module, const char *section);
+extern struct sysfs_attribute *sysfs_open_module_attr(const char *module,
+	const char *attrib);
 
 /**
  * sort_list: sorter function to keep list elements sorted in alphabetical
diff --git a/lib/sysfs_utils.c b/lib/sysfs_utils.c
index 983cb2d..6397342 100644
--- a/lib/sysfs_utils.c
+++ b/lib/sysfs_utils.c
@@ -54,6 +54,9 @@ int sysfs_get_mnt_path(char *mnt_path, size_t len)
 	static char sysfs_path[SYSFS_PATH_MAX] = "";
 	const char *sysfs_path_env;
 
+	if (len == 0 || mnt_path == NULL)
+		return -1;
+
 	/* evaluate only at the first call */
 	if (sysfs_path[0] == '\0') {
 		/* possible overrride of real mount path */
-- 
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