diff options
Diffstat (limited to 'Python/mysnprintf.c')
| -rw-r--r-- | Python/mysnprintf.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Python/mysnprintf.c b/Python/mysnprintf.c index 8c47794642..3173863c46 100644 --- a/Python/mysnprintf.c +++ b/Python/mysnprintf.c @@ -98,7 +98,8 @@ PyOS_vsnprintf(char *str, size_t size, const char *format, va_list va) PyMem_FREE(buffer); #endif Done: - str[size-1] = '\0'; + if (size > 0) + str[size-1] = '\0'; return len; #undef _PyOS_vsnprintf_EXTRA_SPACE } |