diff options
Diffstat (limited to 'stdio-common')
-rw-r--r-- | stdio-common/vfprintf.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c index 0f35de6644..32ad9d85ab 100644 --- a/stdio-common/vfprintf.c +++ b/stdio-common/vfprintf.c @@ -1096,6 +1096,12 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap) len = __wcrtomb (buf, (fspec == NULL ? va_arg (ap, wint_t) \ : args_value[fspec->data_arg].pa_wchar), \ &mbstate); \ + if (len == (size_t) -1) \ + { \ + /* Something went wron gduring the conversion. Bail out. */ \ + done = -1; \ + goto all_done; \ + } \ width -= len; \ if (!left) \ PAD (' '); \ |