diff options
Diffstat (limited to 'iconv/gconv_conf.c')
| -rw-r--r-- | iconv/gconv_conf.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/iconv/gconv_conf.c b/iconv/gconv_conf.c index c8ad8099a4..3f2cef255b 100644 --- a/iconv/gconv_conf.c +++ b/iconv/gconv_conf.c @@ -559,15 +559,15 @@ __gconv_read_conf (void) for (cnt = 0; __gconv_path_elem[cnt].name != NULL; ++cnt) { -#define BUF_LEN elem_len + sizeof (gconv_conf_dirname) - const char *elem = __gconv_path_elem[cnt].name; size_t elem_len = __gconv_path_elem[cnt].len; - char *buf; /* No slash needs to be inserted between elem and gconv_conf_filename; elem already ends in a slash. */ - buf = alloca (BUF_LEN); + char *buf = malloc (elem_len + sizeof (gconv_conf_dirname)); + if (buf == NULL) + continue; + char *cp = __mempcpy (__mempcpy (buf, elem, elem_len), gconv_conf_filename, sizeof (gconv_conf_filename)); @@ -596,15 +596,16 @@ __gconv_read_conf (void) if (len > strlen (suffix) && strcmp (ent->d_name + len - strlen (suffix), suffix) == 0) { - /* LEN <= PATH_MAX so this alloca is not unbounded. */ - char *conf = alloca (BUF_LEN + len + 1); - cp = stpcpy (conf, buf); - sprintf (cp, "/%s", ent->d_name); + char *conf; + if (__asprintf (&conf, "%s/%s", buf, ent->d_name) < 0) + continue; read_conf_file (conf, elem, elem_len, &modules, &nmodules); + free (conf); } } __closedir (confdir); } + free (buf); } #endif |