Fix the following strncpy() string truncation warning:
In function ‘strncpy’,
inlined from ‘cgroup_config_create_template_group’ at config.c:1841:5:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:106:10: warning:
‘__builtin_strncpy’ output may be truncated copying 4095 bytes from a string of
length 4095 [-Wstringop-truncation]
106 | return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Signed-off-by: Tom Hromatka <[email protected]>
---
src/config.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/config.c b/src/config.c
index 11d1da4897d0..ae4f88c80a94 100644
--- a/src/config.c
+++ b/src/config.c
@@ -1840,6 +1840,7 @@ int cgroup_config_create_template_group(struct cgroup
*cgroup,
/* variables substituted in template */
strncpy(buffer, t_cgroup->name,
FILENAME_MAX-1);
+ buffer[sizeof(buffer) - 1] = '\0';
strncpy(t_cgroup->name, cgroup->name,
FILENAME_MAX-1);
--
2.25.1
_______________________________________________
Libcg-devel mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/libcg-devel
