Fix the following strncpy() string truncation warning: In function ‘strncat’, inlined from ‘fill_empty_controller’ at cgget.c:584:2: /usr/include/x86_64-linux-gnu/bits/string_fortified.h:136:10: warning: ‘__builtin___strncat_chk’ output may be truncated copying between 0 and 4095 bytes from a string of length 4095 [-Wstringop-truncation] 136 | return __builtin___strncat_chk (__dest, __src, __len, __bos (__dest)); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Signed-off-by: Tom Hromatka <tom.hroma...@oracle.com> --- src/tools/cgget.c | 1 + 1 file changed, 1 insertion(+) diff --git a/src/tools/cgget.c b/src/tools/cgget.c index 769ef9270006..e9e29fd2350e 100644 --- a/src/tools/cgget.c +++ b/src/tools/cgget.c @@ -582,6 +582,7 @@ static int fill_empty_controller(struct cgroup * const cg, path_len = strlen(path); strncat(path, cg->name, FILENAME_MAX - path_len - 1); + path[sizeof(path) - 1] = '\0'; if (access(path, F_OK)) goto out; -- 2.25.1 _______________________________________________ Libcg-devel mailing list Libcg-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/libcg-devel