From 23c361caae190767b9bf412f5dc904b00b8d9a09 Mon Sep 17 00:00:00 2001 From: Tom Hromatka Date: Tue, 27 Apr 2021 16:48:33 +0000 Subject: [PATCH] config.c: Fix strncpy() truncation warning MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Fix the following strncpy() string truncation warning: In function ‘strncpy’, inlined from ‘cgroup_config_create_template_group’ at config.c:1850:5: /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 --- src/config.c | 1 + 1 file changed, 1 insertion(+) diff --git a/src/config.c b/src/config.c index 7a9b325a..1306033b 100644 --- a/src/config.c +++ b/src/config.c @@ -1849,6 +1849,7 @@ int cgroup_config_create_template_group(struct cgroup *cgroup, strncpy(t_cgroup->name, buffer, FILENAME_MAX-1); + t_cgroup->name[sizeof(t_cgroup->name) - 1] = '\0'; if (ret) { cgroup_dbg("creating group %s, error %d\n", cgroup->name, ret); -- 2.47.2