Fix the following strncpy() string truncation warning:
In function ‘strncpy’,
inlined from ‘cgroup_parse_rules_file’ at api.c:814:3:
/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/api.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/api.c b/src/api.c
index 4e6e3b9e9545..51c4779eaf0f 100644
--- a/src/api.c
+++ b/src/api.c
@@ -813,6 +813,7 @@ static int cgroup_parse_rules_file(char *filename, bool
cache, uid_t muid,
}
strncpy(newrule->destination, destination,
sizeof(newrule->destination) - 1);
+ newrule->destination[sizeof(newrule->destination) - 1] = '\0';
if (has_options) {
ret = cgroup_parse_rules_options(options, newrule);
--
2.25.1
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