ares__read_line: clear buf pointer on realloc failure

9 years ago · 68a938e771
parent 02e1f7f9af
commit 68a938e771
1 changed files with 1 additions and 0 deletions
--- a/ares__read_line.c
+++ b/ares__read_line.c
@ -63,6 +63,7 @@ int ares__read_line(FILE *fp, char **buf, size_t *bufsize)
      if (!newbuf)
        {
          free(*buf);
+          *buf = NULL;
          return ARES_ENOMEM;
        }
      *buf = newbuf;