[PATCH] samples/landlock: fix path_list memory leak

From: trix
Date: Tue Apr 27 2021 - 14:38:08 EST


From: Tom Rix <trix@xxxxxxxxxx>

Clang static analysis reports this error

sandboxer.c:134:8: warning: Potential leak of memory
pointed to by 'path_list'
ret = 0;
^
path_list is allocated in parse_path() but never freed.

Signed-off-by: Tom Rix <trix@xxxxxxxxxx>
---
samples/landlock/sandboxer.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/samples/landlock/sandboxer.c b/samples/landlock/sandboxer.c
index 7a15910d2171..4629d011ed61 100644
--- a/samples/landlock/sandboxer.c
+++ b/samples/landlock/sandboxer.c
@@ -134,6 +134,8 @@ static int populate_ruleset(
ret = 0;

out_free_name:
+ if (path_list)
+ free(path_list);
free(env_path_name);
return ret;
}
--
2.26.3