Ensure asprintf'd string is NUL-terminated

PUBLISHED_FROM=b4062780d22be37acdbecd86e5951245e2908ff8

Ensure asprintf'd string is NUL-terminated
PUBLISHED_FROM=b4062780d22be37acdbecd86e5951245e2908ff8
b535cb31 · Deomid Ryabkov · Cesanta Bot · e3a9c6af · b535cb31
Commit b535cb31 authored Jun 22, 2016 by Deomid Ryabkov Committed by Cesanta Bot Jun 22, 2016
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mongoose.c mongoose.c +2 -2

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--- a/mongoose.c
+++ b/mongoose.c
@@ -10238,13 +10238,13 @@ int asprintf(char **strp, const char *fmt, ...) {
  va_end(ap);

  if (len > 0) {
-    *strp = realloc(*strp, len);
+    *strp = realloc(*strp, len + 1);
    if (*strp == NULL) return -1;
  }

  if (len >= BUFSIZ) {
    va_start(ap, fmt);
-    len = vsnprintf(*strp, len, fmt, ap);
+    len = vsnprintf(*strp, len + 1, fmt, ap);
    va_end(ap);
  }