From 5d13ce1ec12c703bec8c8d06beb6918a6cdf4815 Mon Sep 17 00:00:00 2001
From: modbw <m.weisser.m@gmail.com>
Date: Thu, 2 Sep 2021 08:44:35 +0200
Subject: [PATCH 1/3] Fix memory leak in uio_free_info

If a map has a name it won't be freed uio_free_info causing
a memory leak.
---
 base.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/base.c b/base.c
index 95b77db..82df009 100644
--- a/base.c
+++ b/base.c
@@ -178,6 +178,8 @@ int uio_get_fd(struct uio_info_t* info)
  */
 void uio_free_info(struct uio_info_t* info)
 {
+	int i;
+
 	if (info)
 	{
 		if (info->path)
@@ -187,7 +189,14 @@ void uio_free_info(struct uio_info_t* info)
 		if (info->version)
 			free (info->version);
 		if (info->maps)
+		{
+			for (i = 0; i < info->maxmap; i++)
+			{
+				if (info->maps[i].name)
+					free(info->maps[i].name);
+			}
 			free (info->maps);
+		}
 		if (info->devname)
 			free (info->devname);
 		free (info);

From e2d3eeb9242ab396a3dac254216281063aa93153 Mon Sep 17 00:00:00 2001
From: modbw <m.weisser.m@gmail.com>
Date: Thu, 2 Sep 2021 10:05:30 +0200
Subject: [PATCH 2/3] Make uio_free_info available

To prevent memory leaks uio_free_info is needed by the user of the library
---
 libuio.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libuio.h b/libuio.h
index 36d7287..e6dbf46 100644
--- a/libuio.h
+++ b/libuio.h
@@ -39,6 +39,7 @@ struct uio_info_t **uio_find_devices ();
 struct uio_info_t *uio_find_by_uio_name (char *uio_name);
 struct uio_info_t *uio_find_by_uio_num (int num);
 struct uio_info_t *uio_find_by_base_addr (unsigned int base_addr);
+void uio_free_info(struct uio_info_t* info);
 void uio_setsysfs_point (const char *sysfs_mpoint);
 char *uio_get_name (struct uio_info_t* info);
 char *uio_get_version (struct uio_info_t* info);

From 1499fe41f38b1ed7b4d2444abd14464ffdca4390 Mon Sep 17 00:00:00 2001
From: modbw <m.weisser.m@gmail.com>
Date: Thu, 2 Sep 2021 10:09:26 +0200
Subject: [PATCH 3/3] Fix memory leak in uio_find_by_uio_name

When a uio_info_t doesn't match the searched name if will be freed
---
 base.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/base.c b/base.c
index 82df009..9104afe 100644
--- a/base.c
+++ b/base.c
@@ -270,11 +270,14 @@ struct uio_info_t *uio_find_by_uio_name (char *uio_name)
 
 		name = uio_get_name (candidate);
 
-		if (!strcmp (name, uio_name)) {
+		if ((!info) && (!strcmp (name, uio_name))) {
 			info = candidate;
-			break;
 		}
+		else
+			uio_free_info(candidate);
+
 	}
+
 	free (uio_list);
 
 	return info;