newlib/doc/makedoc.c: if realloc() fails, exit with an error message.

2021-06-17 16:48:47 -05:00 · 2021-06-17 16:48:47 -05:00 · 90a72f27d5
parent 609f5a51c6
commit 90a72f27d5
1 changed files with 5 additions and 0 deletions
--- a/newlib/doc/makedoc.c
+++ b/newlib/doc/makedoc.c
@ -135,6 +135,11 @@ catchar (string_type *buffer, char ch)
  {
    buffer->size *=2;
    buffer->ptr = realloc(buffer->ptr, buffer->size);
+    if (!buffer->ptr)
+    {
+      fprintf(stderr,"Can't allocate memory\n");
+      exit(1);
+    }
  }

  buffer->ptr[buffer->write_idx ++ ] = ch;