diff options
Diffstat (limited to 'usr.sbin/tzsetup/tzsetup.c')
-rw-r--r-- | usr.sbin/tzsetup/tzsetup.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/usr.sbin/tzsetup/tzsetup.c b/usr.sbin/tzsetup/tzsetup.c index e571d1f..ce9e148 100644 --- a/usr.sbin/tzsetup/tzsetup.c +++ b/usr.sbin/tzsetup/tzsetup.c @@ -838,7 +838,9 @@ install_zoneinfo(const char *zoneinfo) FILE *f; char path_zoneinfo_file[MAXPATHLEN]; - sprintf(path_zoneinfo_file, "%s/%s", path_zoneinfo, zoneinfo); + if ((size_t)snprintf(path_zoneinfo_file, sizeof(path_zoneinfo_file), + "%s/%s", path_zoneinfo, zoneinfo) >= sizeof(path_zoneinfo_file)) + errx(1, "%s/%s name too long", path_zoneinfo, zoneinfo); rv = install_zoneinfo_file(path_zoneinfo_file); /* Save knowledge for later */ |